Civil Engineering - Hydraulics

46. 

The specific weight of water is 1000 kg/m3

A. at normal pressure of 760 mm
B. at 4°C temperature
C. at mean sea level
D. all the above.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

47. 

Specific weight of liquid

A. remains constant at every place
B. does not remain constant at every place
C. varies from place to place on the earth
D. does not vary on any other planet.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

48. 

Manning's formula is used for

A. flow in open channels
B. head loss due to friction in open channels
C. head loss due to friction in pipes flowing full
D. flow in pipes.

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

49. 

A non-uniform steady flow is through

A. a long tube at a decreasing rate
B. an expanding tube at constant rate
C. an expanding tube at increasing rate
D. a long pipe at increasing rate.

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

50. 

An ideal fluid is

A. incompressible
B. compressible
C. compressible and non-viscous
D. slightly affected by surface torque.

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

« Prev   1 2 3 4 5 6 7 8 9 10