Pick up the correct statement from the following: (A) In order to check up the average depth of excavation, 'Dead man s' are left at the midwidths of borrow pits (B) The earthwork calculation in excavation is made from the difference in levels obtained with a level (C) The earth work in excavation to form the road embankment includes the formation of correct profile and depositing the soil in layers (D) All the above

Pick up the correct statement from the following:
(A) In order to check up the average depth of excavation, 'Dead man s' are left at the midwidths of borrow pits
(B) The earthwork calculation in excavation is made from the difference in levels obtained with
a level
(C) The earth work in excavation to form the road embankment includes the formation of
correct profile and depositing the soil in layers
(D) All the above
by

1 Answer

Answer :

(D) All the above
by

Related questions

Pick up the correct statement from the following: (A) The earth work of cutting in trenches or borrow pits in fairly uniform ground is measured with the help of average depths of the dead men (B) The earth work in trenches or borrow pits in irregular ground is measured by taking the difference in levels before and after completion of work (C) The earth work in trenches or borrow pits, where neither a nor b is feasible, are measured from the fillings after deduction of voids (D) All the above

Description : Pick up the correct statement from the following: (A) The earth work of cutting in trenches or borrow pits in fairly uniform ground is measured with the help of average depths of the dead men (B) ... a nor b is feasible, are measured from the fillings after deduction of voids (D) All the above

Last Answer : (D) All the above

Deviation of the actual road gradient from the proposed contour gradient uphill side, involves (A) Embankment on the centre line (B) Excavation on the centre line (C) Earth work on the centre line (D) None of these

Description : Deviation of the actual road gradient from the proposed contour gradient uphill side, involves  (A) Embankment on the centre line  (B) Excavation on the centre line  (C) Earth work on the centre line  (D) None of these

Last Answer : (B) Excavation on the centre line 

Pick up the correct statement from the following: (A) Borrow pits are located outside the right of way (B) Borrow pits may be located on either side of the right of way (C) Spoil bank is located on one side of the right of way (D) All the above

Description : Pick up the correct statement from the following: (A) Borrow pits are located outside the right of way (B) Borrow pits may be located on either side of the right of way (C) Spoil bank is located on one side of the right of way (D) All the above

Last Answer : Answer: Option D

The ground surface slopes 1 in 50 along a proposed railway embankment 150 m in length. The height of the embankment at zero chainage is 0.5 m, the width is 11 m and side slopes 2:1. If the falling gradient of the embankment is 1 in 150, the quantity of the earthwork calculated by Prismoidal formula, is (A) 3250 m3 (B) 3225 m3 (C) 3275 m3 (D) 3300 m3

Description : The ground surface slopes 1 in 50 along a proposed railway embankment 150 m in length. The height of the embankment at zero chainage is 0.5 m, the width is 11 m and side slopes 2:1. If the falling gradient ... calculated by Prismoidal formula, is (A) 3250 m3 (B) 3225 m3 (C) 3275 m3 (D) 3300 m3

Last Answer : (B) 3225 m3

The cost of the earthwork in excavation for the surface drain of cross-section shown in the given figure for a total length of 5 metres @ Rs. 450% cum, is (A) Rs. 400 (B) Rs. 425 (C) Rs. 450 (D) Rs. 500

Description : The cost of the earthwork in excavation for the surface drain of cross-section shown in the given figure for a total length of 5 metres @ Rs. 450% cum, is (A) Rs. 400 (B) Rs. 425 (C) Rs. 450 (D) Rs. 500

Last Answer : (C) Rs. 450

The width formation of a road means the width of (A) Carriageway (B) Pavement and shoulders (C) Embankment at ground level (D) Embankment at the top level

Description : The width formation of a road means the width of (A) Carriageway (B) Pavement and shoulders (C) Embankment at ground level (D) Embankment at the top level

Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) Sand obtained from pits, is washed to remove clay and silt (B) Sand obtained from flooded pits, need not be washed before use (C) The chloride in sea shore sand and shingle may cause corrosion of reinforcement if the concrete is porous (D) All the above

Description : Pick up the correct statement from the following: (A) Sand obtained from pits, is washed to remove clay and silt (B) Sand obtained from flooded pits, need not be washed before use (C) The ... shore sand and shingle may cause corrosion of reinforcement if the concrete is porous (D) All the above

Last Answer : Answer: Option D

Which one the following is a correct statement? (A) The vertical section of the soil extending into the parent material, is called profile(B) The layers of the soil parallel to the earth surface are called horizons (C) The transitional layer between two adjoining horizons is called boundary (D) All of these

Description : Which one the following is a correct statement? (A) The vertical section of the soil extending into the parent material, is called profile (B) The layers of the soil parallel to the earth ... horizons (C) The transitional layer between two adjoining horizons is called boundary (D) All of these

Last Answer : Answer: Option D

Pick up the incorrect statement from the following: (A) Lead is the average horizontal straight distance between the borrow pit and the place of spreading soil (B) The lead is calculated for each block of the excavated area (C) The unit of lead is 50 m for a distance upto 500 m (D) The unit of lead is 1 km where the lead exceeds 2 km

Description : Pick up the incorrect statement from the following: (A) Lead is the average horizontal straight distance between the borrow pit and the place of spreading soil (B) The lead is calculated for each block of the ... a distance upto 500 m (D) The unit of lead is 1 km where the lead exceeds 2 km

Last Answer : (D) The unit of lead is 1 km where the lead exceeds 2 km

If the formation level of a highway has a uniform gradient for a particular length, and the ground is also having a longitudinal slope, the earthwork may be calculated by (A) Mid-section formula (B) Trapezoidal formula (C) Prismoidal formula (D) All the above

Description : If the formation level of a highway has a uniform gradient for a particular length, and the ground is also having a longitudinal slope, the earthwork may be calculated by (A) Mid-section formula (B) Trapezoidal formula (C) Prismoidal formula (D) All the above

Last Answer : (D) All the above

If the depth of an excavation is 20 metres, number of single stage well points to be installed at various levels, is (A) 5 (B) 4 (C) 3 (D) 2

Description : If the depth of an excavation is 20 metres, number of single stage well points to be installed at various levels, is (A) 5 (B) 4 (C) 3 (D) 2

Last Answer : Answer: Option C

For providing a raft foundation, the following activities are involved 1. Ramming the foundation bed 2. Excavation of the soil upto required depth 3. Laying the reinforcement over the foundation bed 4. Curing the cement concrete placed over reinforcement 5. Pouring the cement concrete over the reinforcement The correct sequence is (A) 1, 2, 3, 4, 5 (B) 5, 4, 3, 2, 1 (C) 2, 1, 3, 5, 4 (D) 3, 2, 5, 1,

Description : For providing a raft foundation, the following activities are involved 1. Ramming the foundation bed 2. Excavation of the soil upto required depth 3. Laying the reinforcement over the foundation bed 4. Curing the cement concrete placed over ... 2, 1 (C) 2, 1, 3, 5, 4 (D) 3, 2, 5, 1, 4

Last Answer : Answer: Option C

Pick up the correct statement from the following: (A) If the slope of the curve of a mass diagram in the direction of increasing abscissa is downward, it indicates an embankment (B) The vertical distance between a maximum ordinate and the next forward maximum ordinate represents the whole volume of the embankment (C) The vertical distance between a minimum ordinate and the next forward maximum ordinate represents the whole volume of a cutting (D) All the above

Description : Pick up the correct statement from the following: (A) If the slope of the curve of a mass diagram in the direction of increasing abscissa is downward, it indicates an embankment (B) The ... and the next forward maximum ordinate represents the whole volume of a cutting (D) All the above

Last Answer : (D) All the above

If B is the width of formation, d is the height of the embankment, side slope S : 1, for a highway with no transverse slope, the area of cross-section is (A) B + d + Sd (B) Bd + Sd2 (C) B × d - Sd1/2 (D) ½ (Bd + Sd2

Description : If B is the width of formation, d is the height of the embankment, side slope S : 1, for a highway with no transverse slope, the area of cross-section is (A) B + d + Sd (B) Bd + Sd2 (C) B × d - Sd1/2 (D) ½ (Bd + Sd2

Last Answer : (B) Bd + Sd2

The expected out turn for earth work in excavation in ordinary soil per workman per day is (A) 1.00 cum (B) 2.00 cum (C) 3.00 cum (D) 4.00 cum

Description : The expected out turn for earth work in excavation in ordinary soil per workman per day is (A) 1.00 cum (B) 2.00 cum (C) 3.00 cum (D) 4.00 cum

Last Answer : (C) 3.00 cum

Pick up the correct statement from the following: (A) If the bed level is above N.S.L. the canal is called fully in baking and the berms are designed as 3 d where d is full supply depth of water (F.S.D.) (B) Area of canal in cutting = BD + Sd 2 where B = bed width, d = depth of cutting and S is the side slope (C) If F.S.L. is above N.S.L the canal is called partly in cutting and partly in filling and berms are designed as 2d where d is full supply depth (D) All the above

Description : Pick up the correct statement from the following: (A) If the bed level is above N.S.L. the canal is called fully in baking and the berms are designed as 3 d where d is full supply depth of water ... and partly in filling and berms are designed as 2d where d is full supply depth (D) All the above

Last Answer : (D) All the above

Pick up the correct statement from the following: A. The boning rod is used for checking the levels of the sewer inverts B. Manhole covers are made circular for the convenience of the cleaning staff C. A manhole is classified as shallow manhole if its depth is less than 0.9 m D. All the above

Description : Pick up the correct statement from the following: A. The boning rod is used for checking the levels of the sewer inverts B. Manhole covers are made circular for the convenience of the cleaning staff C. A manhole is classified as shallow manhole if its depth is less than 0.9 m D. All the above

Last Answer : ANS: D

Pick up the incorrect statement from the following: (A) Tresguet did not provide the top camber for the drainage of surface water (B) Tresguet provided the top camber for the drainage of surface water (C) Telford provided two layers of stones in the central 5.4 m width and one layer was provided on the sides (D) Macadam provided a camber to the formation at the dug-up state, to drain percolated water

Description : Pick up the incorrect statement from the following: (A) Tresguet did not provide the top camber for the drainage of surface water (B) Tresguet provided the top camber for the drainage of surface ... (D) Macadam provided a camber to the formation at the dug-up state, to drain percolated water

Last Answer : Answer: Option A

The side slope of formation in embankment /cutting depends on a) Shearing strength of soil and its angle of repose* b) Angle of repose c) Bearing capacity of the soil d) Optimum moisture content of the soil

Description : The side slope of formation in embankment /cutting depends on a) Shearing strength of soil and its angle of repose* b) Angle of repose c) Bearing capacity of the soil d) Optimum moisture content of the soil

Last Answer : a) Shearing strength of soil and its angle of repose*

Pick up the excavation where measurements are made in square metres for payment. (A) Ordinary cuttings up to 1 m (B) Surface dressing up to 15 cm depths (C) Surface excavation up to 30 cm depths (D) Both (b) and (c)

Description : Pick up the excavation where measurements are made in square metres for payment. (A) Ordinary cuttings up to 1 m (B) Surface dressing up to 15 cm depths (C) Surface excavation up to 30 cm depths (D) Both (b) and (c)

Last Answer : (D) Both (b) and (c)

The excavation exceeding 1.5 m in width and 10 sq.m in plan area with a depth not exceeding 30 cm, is termed as (A) Excavation (B) Surface dressing (C) Cutting (D) Surface excavation

Description : The excavation exceeding 1.5 m in width and 10 sq.m in plan area with a depth not exceeding 30 cm, is termed as (A) Excavation (B) Surface dressing (C) Cutting (D) Surface excavation

Last Answer : (D) Surface excavation

The depth of excavation of foundations, is generally measured with a (A) Ranging rod (B) Steel tape (C) Levelling staff (D) Boning rod

Description : The depth of excavation of foundations, is generally measured with a (A) Ranging rod (B) Steel tape (C) Levelling staff (D) Boning rod

Last Answer : Answer: Option D

The single stage well point system of dewatering an excavation can be used if the depth of excavation does not exceed (A) 5 m (B) 10 m (C) 15 m (D) 20 m

Description : The single stage well point system of dewatering an excavation can be used if the depth of excavation does not exceed (A) 5 m (B) 10 m (C) 15 m (D) 20 m

Last Answer : Answer: Option A

Pick up the correct statement applicable to plate load test (A) Width of the test pit for plate load test is made five times the width of the plate (B) At the centre of the test pit, a hole is dug out whose size is kept equal to the size of the test plate (C) Bottom level of the hole dug at the centre of the test pit, is kept at the level of the actual formation (D) All the above

Description : Pick up the correct statement applicable to plate load test (A) Width of the test pit for plate load test is made five times the width of the plate (B) At the centre of the test pit, a hole is dug ... at the centre of the test pit, is kept at the level of the actual formation (D) All the above

Last Answer : Answer: Option D

The rate of payment is made for 100 cu m (per % cu m) in case of (A) Earth work in excavation (B) Rock cutting (C) Excavation in trenches for foundation (D) All the above

Description : The rate of payment is made for 100 cu m (per % cu m) in case of (A) Earth work in excavation (B) Rock cutting (C) Excavation in trenches for foundation (D) All the above

Last Answer : (D) All the above

Pick up the correct statement from the following: (A) A pile is a slender member which transfers the load through its lower end on a strong strata (B) A pile is a slender member which transfers its load to the surrounding soil (C) A pile is a slender member which transfers its load by friction (D) A pile is a cylindrical body of concrete which transfers the load at a depth greater than its width

Description : Pick up the correct statement from the following: (A) A pile is a slender member which transfers the load through its lower end on a strong strata (B) A pile is a slender member which ... A pile is a cylindrical body of concrete which transfers the load at a depth greater than its width

Last Answer : Answer: Option B

Pick up the incorrect statement from the following: (A) The water entering the slow sand filters should be treated by 9.386 coagulants (B) The depth of water on the filter should be twice the depth of the filter sand (C) When the filter head is 0.75 times the depth of filter sand, the water obtained is purest (D) All the above

Description : Pick up the incorrect statement from the following:  (A) The water entering the slow sand filters should be treated by 9.386 coagulants  (B) The depth of water on the filter should be twice the ... is 0.75 times the depth of filter sand, the water obtained is purest  (D) All the above 

Last Answer : (D) All the above 

A portion of an embankment having a uniform up-gradient 1 in 500 is circular with radius 1000 m of the centre line. It subtends 180° at the centre. If the height of the bank is 1 m at the lower end, and side slopes 2:1, the earth work involved. (A) 26,000 m3 (B) 26,500 m3 (C) 27,000 m3 (D) 27,500 m

Description : A portion of an embankment having a uniform up-gradient 1 in 500 is circular with radius 1000 m of the centre line. It subtends 180° at the centre. If the height of the bank is 1 m at the lower end, and side slopes 2 ... earth work involved. (A) 26,000 m3 (B) 26,500 m3 (C) 27,000 m3 (D) 27,500 m

Last Answer : (D) 27,500 m3

arthwork in embankment for railway with manual compaction should be done in layers not exceeding-------------- a) 15 centimeter b) 20 centimeters c) 25 centimeters d) 30 centimeters*

Description : arthwork in embankment for railway with manual compaction should be done in layers not exceeding-------------- a) 15 centimeter b) 20 centimeters c) 25 centimeters d) 30 centimeters*

Last Answer : d) 30 centimeters*

For the construction of buildings, the subheads of the estimate are (A) Earthwork, Concrete work, Brick work (B) Brickwork, Stone work, Roofing (C) Brickwork Flooring, Wood work, Steel work (D) All the above

Description : For the construction of buildings, the subheads of the estimate are (A) Earthwork, Concrete work, Brick work (B) Brickwork, Stone work, Roofing (C) Brickwork Flooring, Wood work, Steel work (D) All the above

Last Answer : (D) All the above

Pick up the correct statement from the following: (A) For nautical purposes, low water level is generally referred to by the navigators (B) The depth of the bed of the sea from the surface of water is called sounding (C) The contour lines on the bed of a water body are called fathoms (D) All the abov

Description : Pick up the correct statement from the following: (A) For nautical purposes, low water level is generally referred to by the navigators (B) The depth of the bed of the sea from the surface of water is ... (C) The contour lines on the bed of a water body are called fathoms (D) All the above

Last Answer : (D) All the above

A contractor wishes to determine a suitable combination of manual labour and machine work for the excavation of a multistory construction. For every cum of excavation, 3 man-hours are needed; or 0.2 machine-hour. Costs involved are Rs. 20 per man-hour and Rs. 500 per machine-hour. The total quantity of excavation is estimated to be 4,000 cum. The optimal quantity of excavation to be done manually for minimum total cost will be (a) 1500 cum (b) 1800 cum (c) 2250 cum (d) 2500 cum

Description : A contractor wishes to determine a suitable combination of manual labour and machine work for the excavation of a multistory construction. For every cum of excavation, 3 man-hours are needed; or 0.2 machine-hour. Costs ... total cost will be (a) 1500 cum (b) 1800 cum (c) 2250 cum (d) 2500 cum

Last Answer : (d) 2500 cum

Pick up the correct statement from the following: (A) The regular periodic rise and fall of the surface of the sea, is called tide (B) The average difference in water level between high tide and low tide at a place, is called tidal range (C) The movement of water caused by the action of tide, is called a tidal current (D) all of the above

Description : Pick up the correct statement from the following: (A) The regular periodic rise and fall of the surface of the sea, is called tide (B) The average difference in water level between high tide and low tide ... of water caused by the action of tide, is called a tidal current (D) all of the above

Last Answer : (D) all of the above

Pick up the correct statement from the following(A) The first man-made satellite, Sputnik-l' was launched on 4th October, 1957 (B) The United State's Explorer 6 transmitted the first picture of the earth in August 1959 (C) Television Infrared Observation Satellite (TIROS) designed for meteorological observations, started systematic earth observations from space from 1, April, 1960 (D) All of these

Description : Pick up the correct statement from the following (A) The first man-made satellite, Sputnik-l' was launched on 4th October, 1957 (B) The United State's Explorer 6 transmitted the first picture ... observations, started systematic earth observations from space from 1, April, 1960 (D) All of these

Last Answer : Answer: Option D

The following item of earth work is not measured separately. (A) Setting out of works (B) Site clearance (C) Steps in deep excavation (D) All the above

Description : The following item of earth work is not measured separately. (A) Setting out of works (B) Site clearance (C) Steps in deep excavation (D) All the above

Last Answer : (D) All the above

Pick up the correct statement from the following: (A) With both handles in his left hand, the chain man throws out the chain with his right hand and the second chain man assists him to free it from knots (B) The follower of the chaining operation should be more experienced than the leader (C) At the end of the tenth chain length, the two chain men meet and the ten arrows are handed over to the leader (D) All the above

Description : Pick up the correct statement from the following: (A) With both handles in his left hand, the chain man throws out the chain with his right hand and the second chain man assists him to free it from ... the two chain men meet and the ten arrows are handed over to the leader (D) All the above

Last Answer : (D) All the above

Following type of pavement is generally known as flexible pavement (A) Water-bound macadam roads (B) Stabilised soil roads (C) Road constructed with various layers of building material well compacted (D) All the above

Description : Following type of pavement is generally known as flexible pavement (A) Water-bound macadam roads (B) Stabilised soil roads (C) Road constructed with various layers of building material well compacted (D) All the above

Last Answer : Answer: Option D

Pick out the wrong statement. (A) In the McCabe-Thiele diagram for binary distillation, vertical feed line represents saturated liquid feed and horizontal feed line represents saturated vapour feed (B) In small columns, local efficiency is larger than Murphree efficiency; in large columns local efficiency is smaller than Murphree efficiency (C) For Laminar flow over a plate of length L, the local mass transfer co￾efficient at a distance L from the leading edge is 1.5 × 10 -2m/s. Then the average mass transfer co-efficient for the plate is 2 × 10 -2m/s (D) The concentration and hydrodynamic boundary layers over a flat plate are of equal thickness, if Schmidt number is equal to unity

Description : Pick out the wrong statement. (A) In the McCabe-Thiele diagram for binary distillation, vertical feed line represents saturated liquid feed and horizontal feed line represents saturated vapour feed (B) In ... layers over a flat plate are of equal thickness, if Schmidt number is equal to unity

Last Answer : (C) For Laminar flow over a plate of length L, the local mass transfer co￾efficient at a distance L from the leading edge is 1.5 × 10 -2m/s. Then the average mass transfer co-efficient for the plate is 2 × 10 -2m/s

Pick up the incorrect statement from the following: (A) The width of the wall is constructed thicker at the base in a stepped fashion (B) A long vertical load transferring concrete structure is called a concrete pile (C) In pile which transfers the load to the soil by the friction between the pile and the surrounding soil is called friction pile (D) The pile which transfers the load to a hard rock bed at certain depth is called load bearing

Description : Pick up the incorrect statement from the following: (A) The width of the wall is constructed thicker at the base in a stepped fashion (B) A long vertical load transferring concrete structure is ... ) The pile which transfers the load to a hard rock bed at certain depth is called load bearing

Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) The precipitation during its travel in atmosphere dissolves certain gases (B) Rain water which percolates through the ground, is free from suspended materials (C) Underground water may dissolve minerals and salts present in the earth's layers (D) All the above

Description : Pick up the correct statement from the following:  (A) The precipitation during its travel in atmosphere dissolves certain gases  (B) Rain water which percolates through the ground, is free from ... water may dissolve minerals and salts present in the earth's layers  (D) All the above 

Last Answer : (D) All the above 

The vertical section of soil showing the various layers from surface to unaffected parent material is known as — a. Horizon b. Soil profile c. Pedon d. None of these

Description : The vertical section of soil showing the various layers from surface to unaffected parent material is known as — a. Horizon b. Soil profile c. Pedon d. None of these

Last Answer : b. Soil profile

Soil consists of different layers which are often known as ______ a. Slab b. Profile c. Horizon d. Sphere

Description : Soil consists of different layers which are often known as ______ a. Slab b. Profile c. Horizon d. Sphere

Last Answer : b. Profile

Soil consists of different layers which are often known as ______ a. Slab b. Profile c. Horizon d. Sphere

Description : Soil consists of different layers which are often known as ______ a. Slab b. Profile c. Horizon d. Sphere

Last Answer : b. Profile

Pick up the correct statement from the following: (A) The apparent error on reversal is twice the actual error (B) The correction may be made equal to half the observed discrepancy (C) The good results may be obtained from a defective instrument by reversing and taking the mean of two erroneous results (D) All the above

Description : Pick up the correct statement from the following: (A) The apparent error on reversal is twice the actual error (B) The correction may be made equal to half the observed discrepancy (C) The ... a defective instrument by reversing and taking the mean of two erroneous results (D) All the above

Last Answer : (D) All the above

Pick up the incorrect statement from the following: (A) Free surface ground water is subjected to atmospheric pressure (B) Water table surface rises and falls with seasons (C) Depth of water table is directly proportional to the rate of drawl of water (D) Level of water table remains stationary

Description : Pick up the incorrect statement from the following:  (A) Free surface ground water is subjected to atmospheric pressure  (B) Water table surface rises and falls with seasons  (C) ... directly proportional to the rate of drawl of water  (D) Level of water table remains stationary 

Last Answer : (D) Level of water table remains stationary 

Pick up the incorrect statement from the following: (A) The smaller the size of the pores, the higher the water can rise above the water table (B) Below the water table, the pore water may be static (C) The hydrostatic pressure depends on the depth below the water level (D) None of these

Description : Pick up the incorrect statement from the following: (A) The smaller the size of the pores, the higher the water can rise above the water table (B) Below the water table, the pore water may be static (C) The hydrostatic pressure depends on the depth below the water level (D) None of these

Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) Run off and surface run off are the same (B) Run off includes the water flowing over the surface (C) Run off is sometimes called discharge of the river (D) Surface run off is sometimes called stream flow

Description : Pick up the correct statement from the following: (A) Run off and surface run off are the same (B) Run off includes the water flowing over the surface (C) Run off is sometimes called discharge of the river (D) Surface run off is sometimes called stream flow

Last Answer : Answer: Option C

The catch water drains are provided in the a) Formation in the embankment b) Formation in cutting* c) Zero fills formation d) Steep gradient

Description : The catch water drains are provided in the a) Formation in the embankment b) Formation in cutting* c) Zero fills formation d) Steep gradient

Last Answer : b) Formation in cutting*

The side slope of formation in embankment is a) 2 : 1* b) 1: 1 c) 1:5 d) 1:3

Description : The side slope of formation in embankment is a) 2 : 1* b) 1: 1 c) 1:5 d) 1:3

Last Answer : a) 2 : 1*

If the excavation of earth is done manually then it costs Rs. 10 per cum. A machine can excavate at a fixed cost of Rs. 4000 plus a variable cost of Rs. 2 per cum. The quantity of earth for which the cost of excavation by machine will be equal to the cost of manual excavation is (A) 500 cum (B) 1000 cum (C) 1500 cum (D) 2000 cum

Description : If the excavation of earth is done manually then it costs Rs. 10 per cum. A machine can excavate at a fixed cost of Rs. 4000 plus a variable cost of Rs. 2 per cum. The quantity of earth for which the cost ... the cost of manual excavation is (A) 500 cum (B) 1000 cum (C) 1500 cum (D) 2000 cum

Last Answer : (A) 500 cum