Engineering :: Hydraulics and Fluid Mechanics

@ : Home > Civil Engineering > Hydraulics and Fluid Mechanics

201.

In case of flow through parallel pipes,

A.	the head loss for all the pipes is same	B.	the total discharge is equal to the sum of discharges in the various pipes
C.	the total head loss is the sum of head losses in the various pipes	D.	all of the above

202.

The siphon will work satisfactorily, if the minimum pressure in the pipe is

A.	equal to	B.	less than
C.	more than

203.

The siphon is used to connect two reservoirs at different levels intervened by a high ridge.

True

False

204.

An air vessel is provided at the summit in a syphon to

A.	avoid interruption in the flow	B.	increase discharge
C.	increase velocity	D.	maintain pressure difference

205.

A nozzle is generally made of

A.	cylindrical shape	B.	convergent shape
C.	divergent shape	D.	convergent-divergent shape

206.

A nozzle placed at the end of a water pipe line discharges water at a

A.	low pressure	B.	high pressure
C.	low velocity	D.	high velocity

207.

The power transmitted through the nozzle is maximum when the head lost due to friction in the pipe is

A.	one-half	B.	one-third
C.	two-third

208.

The water hammer in pipes occurs due to sudden change in the velocity of flowing liquid.

Agree

Disagree

209.

The magnitude of water hammer depends upon the

A.	elastic properties of the pipe material	B.	elastic properties of the liquid flowing through the pipe
C.	speed at which the valve is closed	D.	all of the above

210.

The pressure of fluid due to hammer blow is

A.	directly proportional to density of fluid	B.	inversely proportional to density of fluid
C.	directly proportional to (density)1/2 of fluid	D.	inversely proportional to (density)1/2 of fluid