Electrical Engineering MCQ Quiz - Set 01

Quiz Questions

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01. The concept on which Superposition theorem is based is

     (A) Reciprocity

     (B) Duality

     (C) Nonlinearity

     (D) Linearity

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02. Which of the following power plants need the least period for installation?

     (A) Thermal power plant

     (B) Diesel power plant

     (C) Nuclear power plant

     (D) Hydroelectric power plant

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03. Millman’s theorem yields

     (A) Equivalent resistance

     (B) Equivalent impedance

     (C) Equivalent voltage source

     (D) Equivalent voltage or current source

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04. The power factor of an induction motor under no-load conditions will be closer to

     (A) 0.2 lagging

     (B) 0.2 leading

     (C) 0.5 leading

     (D) Unity

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05. When a load resistance is removed from the output of a voltage divider circuit, the current drawn from the source

     (A) Decreases

     (B) Increases

     (C) Remains the same

     (D) Is cut off

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06. In case of a double cage induction motor, the inner cage has

     (A) High inductance arid low resistance

     (B) Low inductance and high resistance

     (C) Low inductance and low resistance

     (D) High inductance and high resistance

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07. Magnetic moment is a

     (A) Pole strength

     (B) Universal constant

     (C) Scalar quantity

     (D) Vector quantity

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08. The rectifier instrument is not free from

     (A) Temperature error

     (B) Wave shape error

     (C) Frequency error

     (D) All of the above

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09. Kirchhoff’s law is not applicable to circuits with

     (A) Lumped parameters

     (B) Passive elements

     (C) Distributed parameters

     (D) Nonlinear resistances

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10. The output of a certain voltage divider is 12 V with no load. When a load is connected, the output voltage

     (A) Decreases

     (B) Increases

     (C) Remains the same

     (D) Becomes zero

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11. With three resistances connected in parallel, if each dissipates 20 W the total power supplied by the voltage source equals

     (A) 10 W

     (B) 20 W

     (C) 40 W

     (D) 60 W

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12. The armature torque of the D.C. shunt motor is proportional to

     (A) Field flux only

     (B) Armature current only

     (C) Both (A) and (B)

     (D) None of the above

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13. Depreciation charges are high in case of

     (A) Thermal plant

     (B) Diesel plant

     (C) Hydroelectric plant

     (D) None of the above

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14. Pressure error can be measured by which of the following?

     (A) Differential bellows and strain-gauge

     (B) Selsyn

     (C) Strain gauge

     (D) Strain gauge and potentiometer

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15. In D.C. machines the width of the duct is usually

     (A) 4 mm

     (B) 6 mm

     (C) 8 mm

     (D) 10 mm

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 Next Quiz Tests:

Set 01

Set 02

Set 03

Set 04

Set 05

Set 06

Set 07

Set 08

Set 09