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1. For obtaining good quality undisturbed soil samples, the area ratio should be ________.

A

greater than 10%

B

less than 25%

C

greater than 25%

D

less than 10%

2. The ratio of change in dimension of the body to the original dimension is known as:

A

Shear stress

B

Shear strain

C

Strain

D

Stress

3. Which of the following statements does NOT represent the characteristic of the PERT technique?

A

PERT has no use of dummy activities.

B

PERT technique is suitable for the scheduling of Research and Development work.

C

PERT can manage uncertain activities of project.

D

PERT is an activity-oriented technique.

4. In case of symmetrical section, the neutral axis does pass through:

A

Bottom of the section

B

Centre of the section

C

Geometrical Centre of the section

D

Top of the section

5. Why the baffle are provided in-front outlet weirs?

A

To maintain the drag force of the liquid resisting settlement

B

To hold back floating solids, grease and oil

C

To remove finely divided colloidal matters from sewage

D

To minimize the loss of water head

6. Which one of the following options is NOT correct for permissible error in a detailed estimate?

A

Permissible error in all measurements is 2%

B

Permissible error in volume measurement is 0.01 cum

C

Permissible error in dimension measurement is 0.01 m

D

Permissible error in area measurement is 0.01 sq.m

7. Mechanics of deformable bodies is further classified as:

A

Theory of elasticity

B

Theory of elasticity and plasticity

C

Thermodynamics

D

Theory of plasticity

8. Which one of the following is CORRECT as per the requirements of magnetic needle?

A

The ends of needle need not necessarily be in the same plane.

B

Needle should not necessarily be straight.

C

Centre of gravity of needle should necessarily be below the pivot.

D

Needle should not necessarily be sensitive.

9. The maximum shear stress at the neutral axis for circular section is given by:

A

3/4 τavg

B

4/3 τavg

C

2/3 τavg

D

1/2 τavg

10. A fitting or device design constructed to prevent the passage of foul gases from pipe to outside without affecting the flow of sewage is called:

A

Elbow

B

Trap

C

Vent pipe

D

Stack

11. A diameter of horizontal pipe suddenly changes from 20 cm to 25 cm. Discharge through pipe is 350lps. Calculate head loss when flow is reversed with same discharge.

A

hF = 3.165 m

B

hF = 3.165 mm

C

hF = 3.165 m square

D

hF = 3.165 cm

12. What was the distance covered by the first train running between Bombay to Thane in 1853?

A

37 km

B

34 km

C

36 km

D

35 km

13. Which equation is used for smooth as well as rough boundaries?

A

Prandtl`s universal distribution equation

B

Velocity equation

C

Karman universal equation

D

Bernaulis equation

14. Find out the deviation angle where a vertical summit curve is formed at the intersection of two gradients, +3.0% and -5.0%.

A

0.05

B

0.07

C

0.06

D

0.08

15. The distributing mains pipes taking water within the localities are:

A

Laid above the ground surface

B

Laid below the ground surface

C

Laid on the ground surface

D

The pipes are laid in trenches

16. The length of a long wall is the distance between the walls from c/c and ___________ in the long and short wall technique of calculation.

A

3/4 breadth of wall on each side

B

1/2 × breadth of wall each side

C

full Breadth of wall

D

1/4 breadth of wall on each side

17. A vehicle is moving with a design speed of 100 kmph on a horizontal curve of radius 150 m. What is the length of transition curve if the width of the carriageway, W =7.5 m, rate of super elevation, e=0.05 and rate of introduction of super elevation, N=1 in 150? Consider the pavement is rotated at the inner edge of the pavement.

A

66.25 m

B

76.25 m

C

56.25 m

D

46.25 m

18. The chain of command principle of management states that:

A

Unity of direction should be proper and fine

B

Work should be divided equally into the chain of employees.

C

Instructions and orders should flow from higher to lower authority

D

Unity of command should be proper and fine.

19. Serviceability limit in Limit state method deals with which one of the following?

A

Compression

B

Flexure

C

Shear

D

Deflection

20. A sieve analysis test is conducted on a sample having D10 =0.115, D30 = 0.53 and D60= 1 .55, then the value of coefficient of uniformity and coefficient of curvature are _________ respectively.

A

Cu = 13.47 and Cc=1.57

B

Cu = 18.47 and Cc=3.57

C

Cu = 10.47 and Cc=5.57

D

Cu = 15.47 and Cc=4.57