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- Question
A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is
Options- A. 70 m/sec.
- B. 75 m/sec.
- C. 80 m/sec.
- D. 85 m/sec.
- E. 90 m/sec.
- Correct Answer
- 90 m/sec.
- 1. Stones used for ornamental work must be
Options- A. soft
- B. hard
- C. light
- D. heavy. Discuss
- 2. The variation of atmospheric potential is caused due to :
Options- A. difference in temperature over the surface of the earth
- B. change in the density of air
- C. both (a) and (b)
- D. neither (a) nor (b). Discuss
- 3. The method generally preferred to for contouring an undulating area, is
Options- A. chain surveying
- B. plane table surveying
- C. tacheometrical surveying
- D. compass surveying. Discuss
- 4. For a continuous flow type of sedimentation tanks
Options- A. width of the tank is normally kept about 6 m
- B. length of the tank is normally kept 4 to 5 times the width
- C. maximum horizontal flow velocity is limited to 0.3 m/minute
- D. capacity of the tank for 24 hours, is kept equal to maximum daily flow of sewage
- E. all the above. Discuss
- 5. Pick up the correct statement from the following:
Options- A. The maritime structures should be designed to withstand wave motion of air
- B. The wind vortex results in conical depression in the air surface
- C. A tube of air rotating at hundreds of kilometres per hour forms a tornado
- D. all of the above. Discuss
- 6. The frog of a brick is normally made on its
Options- A. top face
- B. bottom face
- C. longer face
- D. shorter side. Discuss
- 7. Probable accidental error in precise levelling as recommended by International Geodetic Association, should not exceed
(where k is in kilometers.)
Options- A. ± 0.1 k mm
- B. ± 0.5 k mm
- C. ± 1 k mm
- D. ± 2 k mm
- E. ± 5 k mm. Discuss
- 8. Coal ash (or cinder) is used in initial stages of a new construction of railway for
Options- A. wooden sleepers
- B. steel sleepers
- C. cast iron sleepers
- D. none of these. Discuss
- 9. The voussoir placed at crown of an arch, is known as a
Options- A. key
- B. soffit
- C. springer
- D. haunch. Discuss
- 10. An orifice is an opening in a vessel with
Options- A. closed perimeter of regular shape through which water flows
- B. the water level of the liquid on the up stream side is below the top of the orifice
- C. partially full flow
- D. prolonged sides having length of 2 to 3 diameters of the opening in thick wall. Discuss
More questions
Correct Answer: soft
Correct Answer: both (a) and (b)
Correct Answer: tacheometrical surveying
Correct Answer: all the above.
Correct Answer: all of the above.
Correct Answer: top face
Correct Answer: ± 1 k mm
Correct Answer: wooden sleepers
Correct Answer: key
Correct Answer: closed perimeter of regular shape through which water flows
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