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- Question
A ball of mass 1 kg moving with a velocity of 2 m/sec collides a stationary ball of mass 2 kg and comes to rest after impact. The velocity of the second ball after impact will be
Options- A. zero
- B. 0.5 m/sec
- C. 1.0 m/sec
- D. 2.0 m/sec.
- Correct Answer
- 1.0 m/sec
- 1. The main function of a diversion head works of a canal from a river, is
Options- A. to remove silt
- B. to control floods
- C. to store water
- D. to raise water level
- E. all the above. Discuss
- 2. The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 metres. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is
Options- A. 5.88 m/sec
- B. 8.88 m/sec
- C. 10.88 m/sec
- D. 12.88 m/sec. Discuss
- 3. In a simply supported slab the minimum spacing of distribution reinforcement, should be four times the effective thickness of the slab or
Options- A. 20 cm
- B. 30 cm
- C. 40 cm
- D. 50 cm
- E. 60 cm Discuss
- 4. Buoyant unit weight equals the saturated density
Options- A. multiplied by unit weight of water
- B. divided by unit weight of water
- C. plus unit weight of water
- D. minus unit weight of water. Discuss
- 5. Second class bricks
Options- A. are of dark brown colour
- B. produce a metallic sound when struck
- C. are well burnt
- D. are under burnt. Discuss
- 6. Top bars are extended to the projecting parts of the combined footing of two columns L distance apart for a distance of
Options- A. 0.1 L from the outer edge of column
- B. 0.1 L from the centre edge of column
- C. half the distance of projection
- D. one-fourth the distance of projection. Discuss
- 7. If At is the area of steel cross-section, t is working stress, L is width of road and W is weight of slab per square metre, the spacing of the tie bars for a longitudinal joint, is
Options- A.
- B.
- C.
- D.
Discuss
- 8. Pick up the correct statement from the following :
Options- 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 volume of water retained by the soil against the pull of gravity, is called specific retention or field capacity
- D. The sum of specific yield and specific retention, is equal to porosity
- E. All the above. Discuss
- 9. A vertical rod PQ of length L is fixed at its top end P and has a flange fixed to the bottom end Q. A weight W is dropped vertically from a height h(< L) on to the flange. The axial stress in the rod can be reduced by
Options- A. increasing the length of the rod
- B. decreasing the length of the rod
- C. decreasing the area of cross-section of the rod
- D. increasing the modulus of elasticity of the material Discuss
- 10. If R is the reaction on the bearing plate, the minimum moment of. inertia of the bearing stiffener provided at the support of a plate girder of overall depth D, the maximum thickness of the compression flange T, carrying total load W, is
Options- A.
- B.
- C.
- D.
Discuss
More questions
Correct Answer: to raise water level
Correct Answer: 10.88 m/sec
Correct Answer: 60 cm
Correct Answer: minus unit weight of water.
Correct Answer: produce a metallic sound when struck
Correct Answer: 0.1 L from the centre edge of column
Correct Answer:
Correct Answer: All the above.
Correct Answer: increasing the length of the rod
Correct Answer:
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