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Multiple Choice Question (MCQ) of Electric Power page-10


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91. An impulse turbine

A) operates by initial complete conversion to kinetic energy
B) is most suited for low head installations
C) making use of a draft tube
D) always operates submerged.

Ans : (A)

92. In pumped storage

A) Water is recirculated through turbine
B) Downstream water is pumped up-stream during off load periods
C) Water is stored by pumping to high pressures
D) Power is produce by means of pumps.

Ans : (B)

93. Pumped storage plant in India

A) is being installed in Haryana
B) exists is Gandhi Sagar dam (Kota)
C) exists in Kadamparai (Tamil Nadu)
D) does not exist.

Ans : (C)

94. Vacuum can be measured by

A) rotameter
B) U tube manometer
C) pitot tube
D) venturimeter.

Ans : (B)

95. A rotameter is used to measure

A) density of fluids
B) discharge of fluids
C) velocity of fluids
D) viscosity of fluids.

Ans : (B)

96. A pitot tube is used to measure

A) energy, pressure and discharge of liquid
B) energy and pressure of liquid
C) pressure of liquid
D) energy of liquid.

Ans : (C)

97. Which instrument can be used to measure the flow of a liquid through a pipe?

A) Orifice
B) Pressure gauge
C) Venturimeter
D) Pitot tube.

Ans : (C)

98. Which power plant normally operates at high speed?

A) Hydroelectric power plant
B) Steam turbine plant
C) Petrol engine plant
D) Diesel engine plant.

Ans : (B)

99. The diagonal elements of a nodal admittance matrix are strengthened by adding

A) Shunt inductance
B) Resistive loads
C) Shunt capacity
D) Generators.

Ans : (A)

100. In ideal diesel cycle the working substance is

A) diesel
B) air
C) mixture of air and diesel
D) any combustible gas.

Ans : (B)


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Multiple Choice Question (MCQ) of Electric Power page-10:
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A) operates by initial complete conversion to kinetic energy
B) is most suited for low head installations
C) making use of a draft tube
D) always operates submerged.

Read more...

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81. Spouting velocity is A) Velocity of jet under specified conditions
B) Actual velocity of jet
C) 50 % of ideal velocity of jet
D) Ideal velocity of jet.

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Multiple Choice Question (MCQ) of Electric Power page-8:
71. In closed cooling system A) water does not flow
B) hot water is recirculated after cooling
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