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Electronic Energy Meter MCQ Questions & Answers

Electronic Energy Meter MCQs : This section focuses on the "Electronic Energy Meter". These Multiple Choice Questions (MCQs) should be practiced to improve the Electronic Energy Meter skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

An electronic energy meter is advantageous compared to conventional ones.

A. True
B. False

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Question 2

An electronic energy meter makes use of ___________

A. IC
B. Transformer
C. CRO
D. Multimeter

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Question 3

Average power is _________

A. product of voltage and current
B. product of average current and voltage
C. product of instantaneous voltage and current
D. product of absolute voltage and current

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Question 4

Creep adjustment involves _________

A. adjusting the creep
B. exciting the current coil
C. adjusting the turns ratio
D. exciting the pressure coil

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Question 5

Creeping in an energy meter can be found using _________

A. creep adjustment
B. preliminary light load adjustment
C. full load u.p.f adjustment
D. light load adjustment

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Question 6

Energy meter can be directly used in measurement.

A. True
B. False

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Question 7

Frequency of oscillation in an electronic energy meter depends on __________

A. output current of multiplier
B. output voltage of multiplier
C. output power of multiplier
D. input resistance of multiplier

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Question 8

Full load u.p.f adjustment involves _________

A. adjusting the loads at unity power factor
B. applying rated voltage to pressure coil and a p.f. of unity for current coil
C. only applying rated voltage to pressure coil
D. only a p.f. of unity for the current coil

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Question 9

Light load adjustment involves _________

A. applying rated voltage across the pressure coil
B. adjusting a light load
C. applying rated current across the transformer
D. applying rated voltage across the current coil

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Question 10

Low power factor adjustment involves _________

A. adjusting the power factor at lower loads
B. applying rated voltage to pressure coil and a p.f. of 0.5 for current coil
C. only applying rated voltage to pressure coil
D. only a p.f. of 0.5 for the current coil

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Question 11

Measurement of energy involves _________

A. inductance and capacitance measurement
B. power consumption and time duration
C. resistance measurement and voltage drop
D. current consumption and voltage drop

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Question 12

Preliminary light load adjustment involves _________

A. applying rated voltage across current coil
B. making use of a light load
C. applying rated voltage across pressure coil
D. adjusting the light load

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Question 13

What is the role of a multiplier?

A. it multiplies the voltage and current
B. divides the alternating voltage and current
C. supplies instantaneous voltage and current
D. multiplies alternating voltage and current

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