Discussion
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- Question
A nozzle discharging water under head H has an outlet area "a" and discharge coefficient cd = 1.0. A vertical plate is acted upon by the fluid force Fj when held across the free jet and by the fluid force Fn when held against the nozzle to stop the flow, the ratio Fj/Fn is
Options- A. 1/2
- B. 1
- C. 2
- D. 2
- Correct Answer
- 1
- 1. Longitudinal pavement lines marked broken in white paint
Options- A. are for the guidance of the drivers
- B. are not to be crossed over
- C. may be crossed over at the discretion of the driver
- D. all the above. Discuss
- 2. In compression members, the lap length of a bar should not be less than
Options- A. 12 ?
- B. 16 ?
- C. 20 ?
- D. 24 ?
- E. 30 ? Discuss
- 3. Bernoulli's equation assumes that
Options- A. fluid is non-viscous
- B. fluid is homogeneous
- C. flow is steady
- D. flow is along the stream line
- E. all the above. Discuss
- 4. If ? is the observed altitude, the refraction correction in seconds, is
Options- A. 58" cot ?
- B. 58" tan ?
- C. 58 sin ?
- D. 58 cos ?. Discuss
- 5. The minimum recommended diameter of sewers, is
Options- A. 5 cm
- B. 10 cm
- C. 15 cm
- D. 20 cm. Discuss
- 6. Conical surface of the approach area rises outwards
Options- A. 1 in 10
- B. 1 in 15
- C. 1 in 20
- D. 1 in 25 Discuss
- 7. The outstand of stiffeners should be (where t is the thickness of flat).
Options- A. 6 t
- B. 8 t
- C. 10 t
- D. 12 t Discuss
- 8. The advantage of reinforced concrete, is due to
Options- A. monolithic character
- B. fire-resisting and durability
- C. economy because of less maintenance cost
- D. moulding in any desired shape
- E. All the above. Discuss
- 9. A stratum of clay 2 m thick will get consolidated 80% in 10 years. For the 80% consolidation of 8 m thick stratum of the same clay, the time required is
Options- A. 100 years
- B. 120 years
- C. 140 years
- D. 160 years
- E. 180 years. Discuss
- 10. The ideal form of curve for the summit curve is :
Options- A. spiral
- B. parabola
- C. circle
- D. lemniscate Discuss
More questions
Correct Answer: may be crossed over at the discretion of the driver
Correct Answer: 24 ?
Correct Answer: all the above.
Correct Answer: 58" cot ?
Correct Answer: 15 cm
Correct Answer: 1 in 20
Correct Answer: 12 t
Correct Answer: All the above.
Correct Answer: 160 years
Correct Answer: parabola
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