Pick up the incorrect statement from the following: (A) The net amount of water which joins the surface streams in a catchment, is known as surface run-off (B) The amount of water which joins the stream from the underground water, is called base flow (C) The yearly run off in cm depth over the catchment, is termed as the yield of the drainage basin(D) None of these

Pick up the incorrect statement from the following: 

(A) The net amount of water which joins the surface streams in a catchment, is known as 

surface run-off 

(B) The amount of water which joins the stream from the underground water, is called base 

flow 

(C) The yearly run off in cm depth over the catchment, is termed as the yield of the drainage 

basin 

(D) None of these

by

1 Answer

Answer :

(D) None of these

by

Related questions

Pick up the correct statement from the following: (A) Yield of a drainage basin is the run off at any time (B) Yield of a drainage basin is the run off over long periods (C) Yield of a drainage basin is expressed as surface run off per year

Description : Pick up the correct statement from the following: (A) Yield of a drainage basin is the run off at any time (B) Yield of a drainage basin is the run off over long periods (C) Yield of a drainage basin is expressed as surface run off per year

Last Answer : Answer: Option B

Run off includes (A) Precipitation over catchment area of the stream and its attributaries (B) Surface run off (C) Ground water flow (D) All the above

Description : Run off includes (A) Precipitation over catchment area of the stream and its attributaries (B) Surface run off (C) Ground water flow (D) All the above

Last Answer : Answer: Option D

Yield of a drainage basin is: (A) Run off of the area expressed as instantaneous rate (B) Average run off over a short period (C) Total volume of water flowing annually (D) All the above

Description : Yield of a drainage basin is: (A) Run off of the area expressed as instantaneous rate (B) Average run off over a short period (C) Total volume of water flowing annually (D) All the above

Last Answer : (C) Total volume of water flowing annually

Pick up the correct statement from the following: (A) The volume of underground water extracted by gravity drainage from a saturated soil, is known as yield (B) The ratio of volume drained to the total volume of material drained, is known as specific yield (C) The sum of specific yield and specific retention, is equal to porosity (D) All the above

Description : Pick up the correct statement from the following:  (A) The volume of underground water extracted by gravity drainage from a saturated soil, is  known as yield  (B) The ratio of volume ... ) The sum of specific yield and specific retention, is equal to porosity  (D) All the above

Last Answer : (D) All the above

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

While calculating the average depth of annual precipitation in a catchment basin, importance to individual rain-gauge station is given in (A) Arithmetical method (B) Thiessen's mean method (C) Isohyetal method (D) Both (b) and (c)

Description : While calculating the average depth of annual precipitation in a catchment basin, importance to individual rain-gauge station is given in (A) Arithmetical method (B) Thiessen's mean method (C) Isohyetal method (D) Both (b) and (c)

Last Answer : Answer: Option D

m and n are monsoon duration factor and catchment factor respectively. If P is yearly rainfall in cm, runoff can be calculated by (A) Velocity area method (B) Weir or spillway method (C) Use of venturi-meter (D) Using power plant consumption

Description : m and n are monsoon duration factor and catchment factor respectively. If P is yearly rainfall in  cm, runoff can be calculated by  (A) Velocity area method  (B) Weir or spillway method  (C) Use of venturi-meter  (D) Using power plant consumption 

Last Answer : (A) Velocity area method 

Pick up the incorrect statement from the following. The source of surface water is from (A) Streams and rivers (B) Storage reservoirs (C) Springs (D) Ponds and lakes

Description : Pick up the incorrect statement from the following. The source of surface water is from  (A) Streams and rivers  (B) Storage reservoirs  (C) Springs  (D) Ponds and lakes 

Last Answer : (C) Springs 

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 run off a drainage basin is (A) Initial recharge + ground water accretion + precipitation (B) Precipitation + ground water accretion + initial recharge (C) Precipitation - ground water accretion + initial recharge (D) Precipitation - ground water accretion - initial recharge

Description : The run off a drainage basin is (A) Initial recharge + ground water accretion + precipitation (B) Precipitation + ground water accretion + initial recharge (C) Precipitation - ground water accretion + initial recharge (D) Precipitation - ground water accretion - initial recharge

Last Answer : Answer: Option D

If intensity of rainfall in cm per hour is I, percentage coefficient of run-off is P, area of catchment in square kilometres is A, the total run-off Q, is given by (A) Q = 1.758 × 102 × API(B) Q = 2.758 × 102 × API(C) Q = 2.758 × 103 × API(D) Q = 2.758 × 103 × A/PI

Description : If intensity of rainfall in cm per hour is I, percentage coefficient of run-off is P, area of catchment in  square kilometres is A, the total run-off Q, is given by  (A) Q = 1.758 102   API (B) Q = 2.758 ... API (C) Q = 2.758 103   API (D) Q = 2.758 103   A/PI

Last Answer : (C) Q = 2.758 × 103  × API

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 incorrect statement from the following: (A) The rate of flow of water through a unit cross-sectional area under a unit hydraulic gradient, is called coefficient of permeability (B) The rate of flow of water through a vertical strip of the aquifer of unit width and full depth under a unit hydraulic gradient, is called coefficient of transmissibility (C) The flow of water through aquifers, is governed by the Darcy's law (D) The term 'transmissibility' was introduced by Meinzer

Description : Pick up the incorrect statement from the following: (A) The rate of flow of water through a unit cross-sectional area under a unit hydraulic gradient, is called coefficient of permeability (B) ... aquifers, is governed by the Darcy's law (D) The term 'transmissibility' was introduced by Meinzer

Last Answer : Answer: Option D

The time required by rain water to reach the outlet of drainage basin, is generally called (A) Time of concentration (B) Time of overland flow (C) Concentration time of overland flow (D) Duration of the rainfall

Description : The time required by rain water to reach the outlet of drainage basin, is generally called (A) Time of concentration (B) Time of overland flow (C) Concentration time of overland flow (D) Duration of the rainfall

Last Answer : Answer: Option A

For constructing a terrazzo floor, Pick up the incorrect statement from the following: (A) A base course is prepared as in cement concrete flooring (B) A 32 mm thick layer of cement concrete (1 : 2 : 4) is laid on the base course and the surface is made smooth by trowelling (C) Glass strips are driven into the layer according to the pattern required (D) After final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material

Description : For constructing a terrazzo floor, Pick up the incorrect statement from the following: (A) A base course is prepared as in cement concrete flooring (B) A 32 mm thick layer of cement concrete ... final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material

Last Answer : Answer: Option B

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 correct statement from the following: (A) In a gully trap, a water seal of 6 to 7.5 cm is provided (B) The gully trap collects waste water from the kitchen, sink, wash basins, etc. (C) The gully trap disconnects the sullage drain from the main drainage system (D) The grating provided over gully traps is 23 cm square

Description : Pick up the correct statement from the following: (A) In a gully trap, a water seal of 6 to 7.5 cm is provided (B) The gully trap collects waste water from the kitchen, sink, wash basins ... the sullage drain from the main drainage system (D) The grating provided over gully traps is 23 cm square

Last Answer : (B) The gully trap collects waste water from the kitchen, sink, wash basins, etc.

For determination of average annual precipitation in a catchment basin, the best method is (A) Arithmetical method (B) Thiessen's mean method (C) Isohyetal method (D) None of these

Description : For determination of average annual precipitation in a catchment basin, the best method is (A) Arithmetical method (B) Thiessen's mean method (C) Isohyetal method (D) None of these

Last Answer : Answer: Option C

Pick up the incorrect statement from the following. The underground sources of water, is from (A) Wells (B) Springs (C) Infiltration wells (D) Storage reservoirs

Description : Pick up the incorrect statement from the following. The underground sources of water, is from  (A) Wells  (B) Springs  (C) Infiltration wells  (D) Storage reservoirs

Last Answer : (D) Storage reservoirs

An intense rain is falling at a uniform rate of 7.5 cm/hour for a period of 60 minutes on a basin whose area is 500 hectares. If the average infiltration capacity during the entire rain period is assumed to be 1.5 cm/hr, the maximum run-off rate based on 10 minute peak percentage of 16% from distributing graph of the basin, is (A) 40 cumecs (B) 60 cumecs (C) 80 cumecs (D) 100 cumecs

Description : An intense rain is falling at a uniform rate of 7.5 cm/hour for a period of 60 minutes on a basin whose area is 500 hectares. If the average infiltration capacity during the entire rain period is assumed to be 1.5 ... of the basin, is (A) 40 cumecs (B) 60 cumecs (C) 80 cumecs (D) 100 cumecs

Last Answer : Answer: Option C

If total run off of a basin of 50 hectares is 0.8 cm, the ordinate of Bernard's distribution graph, may be calculated by the formula (where Q is the discharge in cumecs at the given time) (A) y = 50 Q (B) y = 100 Q (C) y = 200 Q (D) y = 250 Q

Description : If total run off of a basin of 50 hectares is 0.8 cm, the ordinate of Bernard's distribution graph, may be calculated by the formula (where Q is the discharge in cumecs at the given time) (A) y = 50 Q (B) y = 100 Q (C) y = 200 Q (D) y = 250 Q

Last Answer : Answer: Option D

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

If S is the potential infiltration, P is rainfall in cm in a drainage of a soil with fair pasture cover, the direct run off Q in cm is given by (A) Q = (P - 0.1 S)²/(P + 0.4 S) (B) Q = (P - 0.2 S)²/(P + 0.6 S) (C) Q = (P - 0.2 S)²/(P + 0.8 S) (D) Q = (P - 0.2 S)²/(P + 0.2 S)

Description : If S is the potential infiltration, P is rainfall in cm in a drainage of a soil with fair pasture cover, the direct run off Q in cm is given by (A) Q = (P - 0.1 S)²/(P + 0.4 S) (B) Q = (P - 0.2 S)²/(P + 0.6 S) (C) Q = (P - 0.2 S)²/(P + 0.8 S) (D) Q = (P - 0.2 S)²/(P + 0.2 S)

Last Answer : Answer: Option C

Pick up the correct statement from the following: A. The maximum rate of storm runoff is called peak drainage discharge B. Rational method of estimating peak run off, may be used precisely for areas less than 50 hectares C. The period after which the entire area starts contributing to the runoff, is called the time of concentration D. All the above

Description : Pick up the correct statement from the following: A. The maximum rate of storm runoff is called peak drainage discharge B. Rational method of estimating peak run off, may be used precisely for ... entire area starts contributing to the runoff, is called the time of concentration D. All the above

Last Answer : ANS: D

Total flow in stream is known (A) Run off (B) Stream flow (C) Discharge (D) All the above

Description : Total flow in stream is known (A) Run off (B) Stream flow (C) Discharge (D) All the above

Last Answer : (D) All the above

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 

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

The area of a drainage basin whose axial length is 100 km is 2500 sq. km. Its form factor is (A) 0.10 (B) 0.20 (C) 0.25 (D) 0.35

Description : The area of a drainage basin whose axial length is 100 km is 2500 sq. km. Its form factor is (A) 0.10 (B) 0.20 (C) 0.25 (D) 0.35

Last Answer : Answer: Option C

The form factor of a drainage basin is obtained by dividing (A) Area of the basin by the axial length (B) Average width of the basin by the axial basin (C) Area of the basin by the square of the axial length (D) Both (b) and (c

Description : The form factor of a drainage basin is obtained by dividing (A) Area of the basin by the axial length (B) Average width of the basin by the axial basin (C) Area of the basin by the square of the axial length (D) Both (b) and (c

Last Answer : Answer: Option D

If the axial length of a drainage basin is 35 km and its form factor is 0.2, the total area of the basin is (A) 205 sq. km. (B) 215 sq. km. (C) 225 sq. km. (D) 245 sq. km.

Description : If the axial length of a drainage basin is 35 km and its form factor is 0.2, the total area of the basin is (A) 205 sq. km. (B) 215 sq. km. (C) 225 sq. km. (D) 245 sq. km.

Last Answer : Answer: Option D

The elevation Z of the watershed is: (where letters carry their usual meanings) (A) Reduced level of the top most point of the basin (B) Reduced level of the lower most point of the basin (C) Average elevation of the highest and lowest point of the drainage basin (D) Obtained by the formula Z = + + + anzn)/A

Description : The elevation Z of the watershed is: (where letters carry their usual meanings) (A) Reduced level of the top most point of the basin (B) Reduced level of the lower most point of the basin (C) Average ... highest and lowest point of the drainage basin (D) Obtained by the formula Z = + + + anzn)/A

Last Answer : Answer: Option D

Pick up the correct equation from the following: (A) Run off = Surface run off + Ground water flow(B) Run off = Surface run off - Ground water flow (C) Run off = Surface run off / Ground water flow (D) Run off = Surface run off x Ground water flow

Description : Pick up the correct equation from the following: (A) Run off = Surface run off + Ground water flow (B) Run off = Surface run off - Ground water flow (C) Run off = Surface run off / Ground water flow (D) Run off = Surface run off x Ground water flow

Last Answer : Answer: Option A

Pick up the incorrect statement from the following: (A) An activity of a project is denoted by an arrow on the net work (B) The tail of the arrow indicates the start of the activity (C) The head of the arrow indicates the end of the activity (D) The arrows are drawn to scale from left to right

Description : Pick up the incorrect statement from the following: (A) An activity of a project is denoted by an arrow on the net work (B) The tail of the arrow indicates the start of the activity (C) The head of the arrow indicates the end of the activity (D) The arrows are drawn to scale from left to right

Last Answer : (D) The arrows are drawn to scale from left to right

Select the incorrect statement. (A) In a direct shear box test, the plane of shear failure is predetermined (B) Better control is achieved on the drainage of the soil in a triaxial compression test (C) Stress distribution on the failure plane in the case of triaxial compression test is uniform (D) Unconfined compression test can be carried out on all types of soils

Description : Select the incorrect statement. (A) In a direct shear box test, the plane of shear failure is predetermined (B) Better control is achieved on the drainage of the soil in a triaxial compression ... compression test is uniform (D) Unconfined compression test can be carried out on all types of soils

Last Answer : Answer: Option D

Pick up the incorrect statement from the following. For performing compressive strength test of cement (A) Cement and standard sand mortar are used in the ratio of 1 : 3 (B) Water is added at the rate of (P/4) + 3.0 percentage of water where P is the percentage of water for standard consistency (C) A cube mould of 10 cm × 10 cm × 10 cm is used (D) The prepared moulds are kept in a atmosphere of 50% relative humidity

Description : Pick up the incorrect statement from the following. For performing compressive strength test of cement (A) Cement and standard sand mortar are used in the ratio of 1 : 3 (B) Water is added at the ... cm 10 cm is used (D) The prepared moulds are kept in a atmosphere of 50% relative humidity

Last Answer : Answer: Option A

The surface Run-off is the quantity of water (A) Absorbed by soil (B) Intercepted by buildings and vegetative cover (C) Required to fill surface depressions (D) That reaches the stream channels

Description : The surface Run-off is the quantity of water (A) Absorbed by soil (B) Intercepted by buildings and vegetative cover (C) Required to fill surface depressions (D) That reaches the stream channels

Last Answer : Answer: Option D

Pick up the incorrect statement from the following: (A) No deduction is made for the volume occupied by reinforcement (B) No deduction is made for the openings upto 0.1 sq.m (C) No deduction is made for volumes occupied by pipes, not exceeding 100 sq.cm in crosssection (D) None of these

Description : Pick up the incorrect statement from the following: (A) No deduction is made for the volume occupied by reinforcement (B) No deduction is made for the openings upto 0.1 sq.m (C) No deduction is made for volumes occupied by pipes, not exceeding 100 sq.cm in crosssection (D) None of these

Last Answer : (D) None of these

Pick up the incorrect statement from the following: In a dry dock block made of hard wood, (A) Spacing of the blocks is 1.35 m (B) The lowest block is 1.8 m long 40 cm × 40 cm in cross-section (C) The middle block is 1.6 m long 40 cm × 40 cm in cross-section (D) None of these

Description : Pick up the incorrect statement from the following: In a dry dock block made of hard wood, (A) Spacing of the blocks is 1.35 m (B) The lowest block is 1.8 m long 40 cm × 40 cm in cross-section (C) The middle block is 1.6 m long 40 cm × 40 cm in cross-section (D) None of these

Last Answer : (D) None of these

Pick up the incorrect statement from the following: (A) Space between the exterior walls of a warehouse and bag piles should be 30 cm (B) Cement bags should preferably be piled on wooden planks (C) Width and height of the pile should not exceed 3 m and 2.70 m respectively (D) None of these

Description : Pick up the incorrect statement from the following: (A) Space between the exterior walls of a warehouse and bag piles should be 30 cm (B) Cement bags should preferably be piled on wooden planks (C) Width and height of the pile should not exceed 3 m and 2.70 m respectively (D) None of these

Last Answer : Answer: Option D

The area of land where water collects after the rain is termed as: A. Watershed. B. Catchment area. C. Aquifer. D. Percolation area.

Description : The area of land where water collects after the rain is termed as: A. Watershed. B. Catchment area. C. Aquifer. D. Percolation area.

Last Answer : B. Catchment area.

The rainfall on five successive days on a catchment was 3, 6, 9, 5 and 1 cm respectively. If the  -index for the storm can be assumed to be 3 cm/day, the total direct runoff from the catchment due to this storm is (a) 11 cm (b) 24 cm (c) 9 cm (d) 20 cm

Description : The rainfall on five successive days on a catchment was 3, 6, 9, 5 and 1 cm respectively. If the  -index for the storm can be assumed to be 3 cm/day, the total direct runoff from the catchment due to this storm is (a) 11 cm (b) 24 cm (c) 9 cm (d) 20 cm

Last Answer : (a) 11 cm

Pick up the incorrect statement from the following: (A) While measuring a distance with a tape of length 100.005 m, the distance to be increasing by 0.005 m for each tape length (B) An increase in temperature causes a tape to increase in length and the measured distance is too large (C) The straight distance between end points of a suspended tape is reduced by an amount called the sag correction (D) A 100 m tape of cross section 10 mm × 0.25 mm stretches about 10 mm under 5 kg pull

Description : Pick up the incorrect statement from the following: (A) While measuring a distance with a tape of length 100.005 m, the distance to be increasing by 0.005 m for each tape length (B) An increase in ... ) A 100 m tape of cross section 10 mm 0.25 mm stretches about 10 mm under 5 kg pull

Last Answer : (B) An increase in temperature causes a tape to increase in length and the measured distance is too large

If the velocities of flow of a stream of 10 m depth recorded by a current meter at depths of 2 m and 8 m are 0.7 m and 0.3 m respectively, the discharge per unit width of the stream in cubic metres, is (A) 2 (B) 3 (C) 4 (D) 5

Description : If the velocities of flow of a stream of 10 m depth recorded by a current meter at depths of 2 m and 8 m are 0.7 m and 0.3 m respectively, the discharge per unit width of the stream in cubic metres, is (A) 2 (B) 3 (C) 4 (D) 5

Last Answer : Answer: Option D

Consider the following statements: The time of BOD assimilation in a stream can be affected by 1. Ratio of stream depth to flow width. 2. Stream BOD value 3. BOD rate constant. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Description : Consider the following statements: The time of BOD assimilation in a stream can be affected by 1. Ratio of stream depth to flow width. 2. Stream BOD value 3. BOD rate constant. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (a) 1, 2 & 3

Pick up the correct statement from the following: (A) To an agriculturist, soil is the substance existing on the earth's surface, which grows and develops plants (B) To a geologist, soil is the material in a relatively thin surface zone within which roots occur, and rest of the crust is termed as rock irrespective of hardness (C) To an engineer, soil is the unaggregated and uncemented deposits of minerals and organic particles covering the earth's crust (D) All the above

Description : Pick up the correct statement from the following: (A) To an agriculturist, soil is the substance existing on the earth's surface, which grows and develops plants (B) To a geologist, soil ... and uncemented deposits of minerals and organic particles covering the earth's crust (D) All the above

Last Answer : (D) All the above

What type of drainage pattern would you expect to find where the main streams are parallel and very long and the edge of the folded sedimentary rock (weak and resistant) forms long parallel belts? (A) Dendritic (B) Rectangular (C) Radial (D) Trellised

Description : What type of drainage pattern would you expect to find where the main streams are parallel and very long and the edge of the folded sedimentary rock (weak and resistant) forms long parallel belts? (A) Dendritic (B) Rectangular (C) Radial (D) Trellised

Last Answer : (D) Trellised 

Pick up the incorrect statement from the following: (A) The flow in strainer type wells is radial (B) The flow in cavity type wells in spherical(C) In strainer type wells, area of flow depends upon the length of the strainer pipe (D) In cavity type wells, area of flow depends upon the size of the cavity

Description : Pick up the incorrect statement from the following:  (A) The flow in strainer type wells is radial  (B) The flow in cavity type wells in spherical  (C) In strainer type wells, area of flow ... pipe  (D) In cavity type wells, area of flow depends upon the size of the cavity 

Last Answer : (C) In strainer type wells, area of flow depends upon the length of the strainer pipe 

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

The run off is affected by (A) Size of the basin (B) Shape of the basin (C) Elevation of the water shed (D) All the above

Description : The run off is affected by (A) Size of the basin (B) Shape of the basin (C) Elevation of the water shed (D) All the above

Last Answer : Answer: Option D