##### Q1. The discharge through a single acting reciprocating pump is

(a) Q = ALN/60
(b) Q =2ALN/60
(c) Q = ALN
(d) Q = 2ALN.

Ans: (a) Q = ALN/60

##### Q2. Kaplan turbine is a propeller turbine in which the vanes fixed on the bub are

(c) fixed
(d) none of the above.

(a) Kaplan
(b) Francis
(c) Pelton
(d) Propeller.

Ans:  (c) Pelton

##### Q4. If the specific speed of a turbine is more than 300, the type of turbine is

(a) Pelton
(b) Kaplan
(c) Francis
(d) Pelton with more jets.

Ans:  (b) Kaplan

##### Q5. A current meter is a device used for measuring

(a) velocity
(b) viscosity
(c) current
(d) pressure.

Ans:  (a) velocity

##### Q6. A hot wire anemometer is a device used for measuring

(a) viscosity
(b) velocity of gases
(c) pressure of gases
(d) none of the above.

Ans:  (b) velocity of gases

##### Q7. D’ Aubuissons efficiency of a Hydraulic Ram as compared to Rankine’s efficiency is

(a) less
(b) more
(c) equal
(d) none of the above.

Ans:  (b) more

##### Q8. A flow in a channel will be laminar, if Reynolds number of the flow

(a) is less than 2000
(b) is less than 1500
(c) is less than 1000
(d) is less than 500.

Ans:  (d) is less than 500.

(a) 500
(b) 1000
(c) 1500
(d) 2000.

Ans:  (d) 2000.

##### Q10. If the depth of flow along the length of the channel is constant, then flow is known as

(a) laminar
(b) uniform
(c) non-uniform

Ans:  (b) uniform

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Each section contains maximum 80 Questions. To practice more questions visit other sections.

Hydraulics and Fluid mechanics MCQ-Section-1

Hydraulics and Fluid mechanics MCQ-Section-2

Hydraulics and Fluid mechanics MCQ-Section-3

Hydraulics and Fluid mechanics MCQ-Section-4

Hydraulics and Fluid mechanics MCQ-Section-5