Question: For flow through an orifice from a reservoir, the actual velocity at the vena con-tracta is given by
[A].

2gh

[B].

C.V. 2gh

[C].

Cd 2gh

[D].

Cc 2gh

Answer: Option B

Explanation:

No answer description available for this question.

Question: In deriving Bernoulli’s equation, fluid is assumed to be
[A].

incompressible, frictionless, steady, along a streamline.

[B].

uniform, steady, incompressible, along a streamline.

[C].

steady, density being pressure dependent, frictionless.

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Question: A hydraulic accumulator comprises of
[A].

a storage device and a control valve.

[B].

a cylinder and a plunger.

[C].

two pistons and two cylinders.

[D].

a storage tank and a ram pump.

Answer: Option B

Explanation:

No answer description available for this question.

Question: If ‘x’ is the depth of flow in an open channel of large width, then the hydraulic radius is equal to
[A].

x

[B].

x/2

[C].

x/3

[D].

2x/3

Answer: Option A

Explanation:

No answer description available for this question.

Question: Choking in case of pipe flow means that a
[A].

specified mass flow rate can not be achieved.

[B].

valve is closed in the line.

[C].

restriction in flow cross-section area occurs.

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Question: Capacity of a hydraulic accumulator is defined in terms of maximum
[A].

amount of energy stored.

[B].

flow rate through accumulator.

[C].

rate of falling of ram.

[D].

volume available in the cylinder.

Answer: Option A

Explanation:

No answer description available for this question.