In CBR test the value of CBR is calculated at (A) 2.5 mm penetration only (B) 5.0 mm penetration only (C) 7.5 mm penetration only (D) Both 2.5 mm and 5.0 mm penetrations

In CBR test the value of CBR is calculated at
(A) 2.5 mm penetration only
(B) 5.0 mm penetration only
(C) 7.5 mm penetration only
(D) Both 2.5 mm and 5.0 mm penetrations
by

1 Answer

Answer :

Answer: Option D
by

Related questions

Select the correct statement. (A) More the value of group index, less thickness of pavement will be required (B) More the value of CBR, greater thickness of pavement will be required (C) Minimum and maximum values of group index can be 0 and 20 respectively (D) All of the above

Description : Select the correct statement. (A) More the value of group index, less thickness of pavement will be required (B) More the value of CBR, greater thickness of pavement will be required (C) Minimum and maximum values of group index can be 0 and 20 respectively (D) All of the above

Last Answer : Answer: Option C

Bitumen of grade 80/100 means (A) Its penetration value is 8 mm (B) Its penetration value is 10 mm (C) Its penetration value is 8 to 10 mm (D) Its penetration value is 8 to 10 cm

Description : Bitumen of grade 80/100 means (A) Its penetration value is 8 mm (B) Its penetration value is 10 mm (C) Its penetration value is 8 to 10 mm (D) Its penetration value is 8 to 10 cm

Last Answer : Answer: Option C

Which of the following correspond to the recommendations of IRC for pavement thickness determination by CBR Method ? 1. CBR tests are to be conducted in-situ 2. Static compression is best adopted 3. The top 50 cm of sub grade should be compacted to as near the proctor density as possible (a) 1, 2 and 3 (b) 1 and 2 only (c) 2 and 3 only (d) 1 and 3 only

Description : Which of the following correspond to the recommendations of IRC for pavement thickness determination by CBR Method ? 1. CBR tests are to be conducted in-situ 2. Static compression is best adopted 3. The top 50 cm of sub grade ... 1, 2 and 3 (b) 1 and 2 only (c) 2 and 3 only (d) 1 and 3 only

Last Answer : (c) 2 and 3 only

Consider the following statements: 1. Standard penetration test is commonly used for cohesionless soils. 2. Standard penetration test results in respect of a cohesionless soil are correlated to its density index and friction angle. 3. Use of H-value not corrected for overburden pressure leads to highly conservative design of footings at shallow depths. 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: 1. Standard penetration test is commonly used for cohesionless soils. 2. Standard penetration test results in respect of a cohesionless soil are correlated to its density index and friction angle. 3. Use of H- ... 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (a) 1, 2 & 3

A pile is being driven with a drop hammer weighing 1800 kg and having a free fall of 1.00 m. If the penetration with last blow is 5 mm, the load carrying capacity of the pile, -according to the Engineering News formula, is (A) 100 tonnes (B) 50 tonnes (C) 20 tonnes (D) 10 tonnes

Description : A pile is being driven with a drop hammer weighing 1800 kg and having a free fall of 1.00 m. If the penetration with last blow is 5 mm, the load carrying capacity of the pile, -according to the Engineering News formula, is (A) 100 tonnes (B) 50 tonnes (C) 20 tonnes (D) 10 tonnes

Last Answer : (D) 10 tonnes

Explain California bearing Ratio Test with neat sketch to determine % CBR of given soil sample.

Description : Explain California bearing Ratio Test with neat sketch to determine % CBR of given soil sample.

Last Answer : Procedure of California Bearing Ratio Test: 1. Take a given soil; sample and add water equal to OMC of soil to prepare wet mix soil. 2. Take the CBR mould of 150 mm diameter and 175 mm height. Keep it ... Bearing Ratio of given soil as  % CBR = (Test load / Standard load ) X 100.

The method of design of flexible pavement as recommended by IRC is (A) Group index method (B) CBR method (C) Westergaard method (D) Benkelman beam method

Description : The method of design of flexible pavement as recommended by IRC is (A) Group index method (B) CBR method (C) Westergaard method (D) Benkelman beam method

Last Answer : Answer: Option B

The observed N- value from a standard penetration test conducted in saturated sandy strata is 30; the N- value corrected for dilatancy may be taken as : (b) 15 (a) 20 (c) 23 (d) 39

Description : The observed N- value from a standard penetration test conducted in saturated sandy strata is 30; the N- value corrected for dilatancy may be taken as : (b) 15 (a) 20 (c) 23 (d) 39

Last Answer : (c) 23

Optimum penetration of a .024 or .031 inch self-threading pin in dentin is . . . a. 0.5 mm b. 1.0 mm c. 2.0 mm d. 2.5 mm e. 3.0 mm

Description : Optimum penetration of a .024 or .031 inch self-threading pin in dentin is . . . a. 0.5 mm b. 1.0 mm c. 2.0 mm d. 2.5 mm e. 3.0 mm

Last Answer : c. 2.0 mm

Penetration test on bitumen is used for determining its (A) Grade (B) Viscosity (C) Ductility (D) Temperature susceptibilit

Description : Penetration test on bitumen is used for determining its (A) Grade (B) Viscosity (C) Ductility (D) Temperature susceptibilit

Last Answer : Answer: Option A

Does anyone know a good comic book (cbr) reader for mac? (also a .pdf ebook reader would be nice too (also for mac)?

Description : Does anyone know a good comic book (cbr) reader for mac? (also a .pdf ebook reader would be nice too (also for mac)?

Last Answer : i tend to use FFView, because it’s simple yet very powerfull for comics :)

What is the full form of CBR ?

Description : What is the full form of CBR ?

Last Answer : CBR stands for Crudb Birth Rate.

Define CBR and write the significance of CBR .

Description : Define CBR and write the significance of CBR . 

Last Answer : i) Definition : The California Bearing Ratio abbreviated as CBR is defined as the ratio of test load to the standard load, expressed as percentage for a given penetration of plunger ii) ... It is used for evaluating the suitability of subgrade, sub - base and base course materials. 

7. Before performing any penetration test, through legal procedure, which key points listed below is not mandatory? a) Know the nature of the organization b) Characteristics of work done in the firm c) System and network d) Type of broadband company used by the firm

Description : 7. Before performing any penetration test, through legal procedure, which key points listed below is not mandatory? a) Know the nature of the organization b) Characteristics of work done in the firm c) System and network d) Type of broadband company used by the firm

Last Answer : d) Type of broadband company used by the firm

For a closed traverse the omitted measurements may be calculated (A) Length of one side only (B) Bearing of one side only (C) Both length and bearing of one side (D) All the above

Description : For a closed traverse the omitted measurements may be calculated (A) Length of one side only (B) Bearing of one side only (C) Both length and bearing of one side (D) All the above

Last Answer : (D) All the above

A sewer has a diameter of 300 mm and slop of 1 in 400. While running full it has a mean velocity of 0.7 m/s. If both the diameter and slope are doubled (to respectively be 600 mm and 1 in 200), what will be the changed mean velocity when running half-full? Use Manning’s formula. (a) 1.59 m/s (b) 2.80 m/s (c) 0.90 m/s (d) 1.00 m/s

Description : A sewer has a diameter of 300 mm and slop of 1 in 400. While running full it has a mean velocity of 0.7 m/s. If both the diameter and slope are doubled (to respectively be 600 mm and 1 in 200), what will be the changed mean velocity ... 's formula. (a) 1.59 m/s (b) 2.80 m/s (c) 0.90 m/s (d) 1.00 m/s

Last Answer : (a) 1.59 m/s

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

A 300 mm square bearing plate settles by 15 mm in a plate load test on a cohesive soil when the intensity of loading is 0.2 N/mm². The settlement of a prototype shallow footing 1 m square under the same intensity of loading is (A) 15 mm (B) 30 mm (C) 50 mm (D) 167 mm

Description : A 300 mm square bearing plate settles by 15 mm in a plate load test on a cohesive soil when the intensity of loading is 0.2 N/mm². The settlement of a prototype shallow footing 1 m square under the same intensity of loading is (A) 15 mm (B) 30 mm (C) 50 mm (D) 167 mm

Last Answer : (C) 50 mm

A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesion-less soil under an intensity of loading of 0.2 N/ram². The settlement of a prototype shallow footing 1 m square under the same intensity of loading is (A) 15 mm (B) Between 15 mm and 25 mm (C) 25 mm (D) Greater than 25 mm

Description : A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesion-less soil under an intensity of loading of 0.2 N/ram². The settlement of a prototype shallow footing 1 m square under the same intensity of ... (A) 15 mm (B) Between 15 mm and 25 mm (C) 25 mm (D) Greater than 25 mm

Last Answer : Answer: Option B

Penetration test determines the __________ of the grease. (A) Stiffness (B) Lubricating properties (e.g. oilness) (C) Service temperature (D) Variation in viscosity with temperature

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Last Answer : (A) Stiffness

Product development process after analysis of business next step to be taken is *  test marketing  penetration marketing  one channel marketing  individual marketing

Description : Product development process after analysis of business next step to be taken is *  test marketing  penetration marketing  one channel marketing  individual marketing

Last Answer :  test marketing

In the new product development process, after the analysis of business the next step to be taken is A. test marketing B. One channel marketing C. penetration marketing D. individual marketing

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Last Answer : A. test marketing

Product development process after analysis of business next step to be taken is A.test marketing B.penetration marketing C.one chanal marketing D.individual marketing Answer:A

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Last Answer : A.test marketing

Before performing any penetration test, through legal procedure, which key points listed below is not mandatory? a) Know the nature of the organization b) Characteristics of work done in the firm c) System and network d) Type of broadband company used by the firm

Description : Before performing any penetration test, through legal procedure, which key points listed below is not mandatory? a) Know the nature of the organization b) Characteristics of work done in the firm c) System and network d) Type of broadband company used by the firm

Last Answer : d) Type of broadband company used by the firm

Before performing any penetration test, through legal procedure, which key points listed below is not mandatory? a) Know the nature of the organization b) Characteristics of work done in the firm c) System and network d) Type of broadband company used by the firm

Description : Before performing any penetration test, through legal procedure, which key points listed below is not mandatory? a) Know the nature of the organization b) Characteristics of work done in the firm c) System and network d) Type of broadband company used by the firm

Last Answer : d) Type of broadband company used by the firm

Before performing any penetration test, through legal procedure, which key points listed below is not mandatory? a) Know the nature of the organization b) Characteristics of work done in the firm c) System and network d) Type of broadband company used by the firm

Description : Before performing any penetration test, through legal procedure, which key points listed below is not mandatory? a) Know the nature of the organization b) Characteristics of work done in the firm c) System and network d) Type of broadband company used by the firm

Last Answer : d) Type of broadband company used by the firm

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

In a limit state method of design, when shear reinforcement is not provided, the calculated shear stress at the critical section of a slab shall not exceed; [ A ] Ks 0.25 v fck [ B ] ks 0.20 v fck [ C ] ks 0.16 v fck [ D ] ks 0.10 v fck

Description : In a limit state method of design, when shear reinforcement is not provided, the calculated shear stress at the critical section of a slab shall not exceed; [ A ] Ks 0.25 v fck [ B ] ks 0.20 v fck [ C ] ks 0.16 v fck [ D ] ks 0.10 v fck

Last Answer : [ A ] Ks 0.25 v fck

Consider the following statements The general depth of scour calculated by Lacey’s formula in a river represents the depth below the: 1. Maximum flood level in the river 2. Minimum flow water level in the river 3. Normal flow water level in the river 4. Existing river bed level Which of these statements is/are correct ? a) 1, 2, 3 and 4 b) 1, 2 and 3 only c) 2, 3 and 4 only d) 1 only

Description : Consider the following statements The general depth of scour calculated by Lacey's formula in a river represents the depth below the: 1. Maximum flood level in the river 2. Minimum flow water level in the river 3. Normal flow water ... 2, 3 and 4 b) 1, 2 and 3 only c) 2, 3 and 4 only d) 1 only

Last Answer : d) 1 only

The difference in the reservoir level and the lowest point of the water mains is 180 m. The expected pressure due to water hammer is 7.5 kg/cm2 in a pressure conduit of diameter 1 m. Assuming the efficiency of the riveted joints of the pipe as 0.6 and minimum cover 3 mm for corrosion, the thickness of the pipe materials, is (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm

Description : The difference in the reservoir level and the lowest point of the water mains is 180 m. The  expected pressure due to water hammer is 7.5 kg/cm2  in a pressure conduit of diameter 1 m.  Assuming the efficiency of the ... , is  (A) 10 mm  (B) 15 mm  (C) 20 mm  (D) 25 mm 

Last Answer : (C) 20 mm

In the penetration macadam construction, the bitumen is (A) Sprayed after the aggregates are spread and compacted (B) Premixed with aggregates and then spread (C) Sprayed before the aggregates are spread and compacted (D) None of the above

Description : In the penetration macadam construction, the bitumen is (A) Sprayed after the aggregates are spread and compacted (B) Premixed with aggregates and then spread (C) Sprayed before the aggregates are spread and compacted (D) None of the above

Last Answer : Answer: Option A

If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, 6 kg, 4 kg respectively, the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45

Description : If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, ... , the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45

Last Answer : Answer: Option C

A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm2 , the depth of the joist, is (A) 200 mm (B) 250 mm (C) 300 mm (D) 400 mm

Description : A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so  that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the  value of E = 0.2 ... joist, is  (A) 200 mm  (B) 250 mm  (C) 300 mm  (D) 400 mm 

Last Answer : (D) 400 mm 

When the calculated F is greater than table F value at 5% only, the differences in treatments is considered.

Description : When the calculated F is greater than table F value at 5% only, the differences in treatments is considered.

Last Answer : Ans. Significant

For determining the ultimate bearing capacity of soil, the recommended size of a square bearing plate to be used in load plate test should be 30 to 75 cm square with a minimum thickness of (A) 5 mm (B) 10 mm (C) 15 mm (D) 25 mm

Description : For determining the ultimate bearing capacity of soil, the recommended size of a square bearing plate to be used in load plate test should be 30 to 75 cm square with a minimum thickness of (A) 5 mm (B) 10 mm (C) 15 mm (D) 25 mm

Last Answer : Answer: Option D

To maximize market share, a firm may use _____________ pricing, which is based on the theory that as sales volume increases, unit costs will decrease. A. Market-penetration B. Market-skimming C. Value pricing D. Demand pricing E. Price bands

Description : To maximize market share, a firm may use _____________ pricing, which is based on the theory that as sales volume increases, unit costs will decrease. A. Market-penetration B. Market-skimming C. Value pricing D. Demand pricing E. Price bands

Last Answer : A. Market-penetration

In the plate loading test for determining the bearing capacity of soil, the size of square bearing plate should be (A) Less than 300 mm (B) Between 300 mm and 750 mm (C) Between 750 mm and 1 m (D) Greater than 1 m

Description : In the plate loading test for determining the bearing capacity of soil, the size of square bearing plate should be (A) Less than 300 mm (B) Between 300 mm and 750 mm (C) Between 750 mm and 1 m (D) Greater than 1 m

Last Answer : (B) Between 300 mm and 750 mm

In testing a pile by load test, pile platform is loaded with one and half times the design load and a maximum settlement is noted. The load is gradually removed and the consequent rebound is measured. For a safe pile, the net settlement (i.e. total settlement minus rebound) per tonne of test load should not exceed (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm

Description : In testing a pile by load test, pile platform is loaded with one and half times the design load and a maximum settlement is noted. The load is gradually removed and the consequent rebound is measured. For a safe pile, the net ... load should not exceed (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm

Last Answer : Answer: Option D

In slump test, each layer of concrete is compacted by a steel rod 60 cm long and of 16 mm diameter for (A) 20 times (B) 25 times (C) 30 times (D) 50 time

Description : In slump test, each layer of concrete is compacted by a steel rod 60 cm long and of 16 mm diameter for (A) 20 times (B) 25 times (C) 30 times (D) 50 time

Last Answer : Answer: Option B

To determine the modulus of rupture, the size of test specimen used is (A) 150 × 150 × 500 mm (B) 100 × 100 × 700 mm (C) 150 × 150 × 700 mm (D) 100 × 100 × 500 mm

Description : To determine the modulus of rupture, the size of test specimen used is (A) 150 × 150 × 500 mm (B) 100 × 100 × 700 mm (C) 150 × 150 × 700 mm (D) 100 × 100 × 500 mm

Last Answer : Answer: Option C

‘Defect Density’ calculated in terms of A. The number of defects identified in a component or system divided by the size of the component or the system B. The number of defects found by a test phase divided by the number found by that test phase and any other means after wards C. The number of defects identified in the component or system divided by the number of defects found by a test phase D. The number of defects found by a test phase divided by the number found by the size of the system

Description : Defect Density' calculated in terms of A. The number of defects identified in a component or system divided by the size of the component or the system B. The number of defects found by a test phase ... The number of defects found by a test phase divided by the number found by the size of the system

Last Answer : A. The number of defects identified in a component or system divided by the size of the component or the system

Mass transfer co-efficient is directly proportional to DAB 0.5 , according to __________ theory. (A) Penetration (B) Surface renewal (C) Film (D) None of these

Description : Mass transfer co-efficient is directly proportional to DAB 0.5 , according to __________ theory. (A) Penetration (B) Surface renewal (C) Film (D) None of these

Last Answer : (A) Penetration

Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr. (A) 2.5 (B) 0.5 (C) 10 (D) 20

Description : Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr. (A) 2.5 (B) 0.5 (C) 10 (D) 20

Last Answer : (A) 2.5

Stoke's law is valid only if the size of particle is (A) Less than 0.0002 mm (B) Greater than 0.2 mm (C) Between 0.2 mm and 0.0002 mm (D) All of the above

Description : Stoke's law is valid only if the size of particle is (A) Less than 0.0002 mm (B) Greater than 0.2 mm (C) Between 0.2 mm and 0.0002 mm (D) All of the above

Last Answer : Answer: Option C

Per capita demand of water is calculated in litres (A) Per person per day (B) Per person per month (C) Per person per year (D) None of these

Description : Per capita demand of water is calculated in litres (A) Per person per day (B) Per person per month (C) Per person per year (D) None of these

Last Answer : (A) Per person per day

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 correct statement from the following: (A) The moment of inertia is calculated about the axis about which bending takes place (B) If tensile stress is less than axial stress, the section experiences compressive stress (C) If tensile stress is equal to axial stress, the section experiences compressive stress (D) All the above

Description : Pick up the correct statement from the following:  (A) The moment of inertia is calculated about the axis about which bending takes place  (B) If tensile stress is less than axial ... tensile stress is equal to axial stress, the section experiences compressive stress  (D) All the above 

Last Answer : (D) All the above