Hydraulics and fluid mechanics MCQ with Answers

Hydraulics and fluid mechanics MCQ with Answers

341) When a body is placed over a liquid, it is subjected to gravitational force and upthrust of the liquid.

Answer is:

Right

342) The velocity of flow is same at all points in the cross-section of a channel.

Answer is:

Wrong

343) The length of a liquid stream while flowing over a weir __________ at the ends of the sill.

Answer is:

contracts

344) Select the wrong statement

Answer is:

The diameter of an equivalent pipe is equal to that of a compound pipe

345) The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel.

Answer is:

0.81 times