# Civil Engineering - Hydraulics

### Exercise :: Hydraulics - Section 2

1.

Liquids

 A. cannot be compressed B. do not occupy definite shape C. are not affected by change in pressure and temperature D. none of these.

Explanation:

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2.

The ratio of the percentagge error in the discharge and percentage error in the measurement of head over a triangular notch, is

 A. 2/3 B. 3/2 C. 2/5 D. 5/2

Explanation:

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3.

The ratio of the inertia and gravitational force acting in any flow, ignoring other forces, is called

 A. Euler number B. Frode number C. Reynold number D. Weber number.

Explanation:

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4.

A rectangular channel 6 m wide and 3 m deep and having a bed slope as 1 in 2000 is running full. If Chezy's constant C = 54.8, pick up the correct specification of the channel from the following :

 A. hydraulic mean depth = 1.5 m B. Velocity of flow = 1.5 m/sec C. Rate of flow = 27 m3/sec D. All the above.

Explanation:

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5.

Non-over flow double curvature concrete arch, is provided in

 A. Bhakra dam B. Hirakund dam C. Nagarjuna Sagar dam D. Idukki dam.