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Load Inertia Effect MCQ Questions & Answers

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




Question 1

_________ motor operates at low power factor.

A. Capacitor run
B. Capacitor start
C. Shaded pole
D. Reluctance

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Question 2

Calculate the compensator rating required for cos(?)=.7.

A. 0.71 P.U
B. 0.21 P.U
C. 0.47 P.U
D. 0.12 P.U

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Question 3

Calculate the load stress if the value of force is 20 N and the area of cross-section is 2 m2.

A. 10 N/m2
B. 20 N/m2
C. 30 N/m2
D. 40 N/m2

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Question 4

Calculate the mass of the solid cylinder having a mass of 4 kgm2 and radius of 4 m & length of 12 m.

A. 64 kgm2
B. 68 kgm2
C. 67 kgm2
D. 69 kgm2

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Question 5

Calculate the moment of inertia of the circular hollow disk having a mass of 2 kg and an internal radius of 5 m and an external radius of 10 m.

A. 125 kgm2
B. 127 kgm2
C. 122 kgm2
D. 123 kgm2

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Question 6

Calculate the work done in stretching the wire of volume=22 m3 and the values of stress and strain are 2 N/m2 and 4.

A. 66 J
B. 44 J
C. 22 J
D. 88 J

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Question 7

Full form of SPWM.

A. Sinusoidal pulse width modulation
B. State per width modulation
C. State pulse width modulation
D. Sinusoidal per width modulation

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Question 8

Hooke’s law is applicable within the elastic limit.

A. True
B. False

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Question 9

Lowest order harmonic present in 3-? fully controlled rectifier is __________

A. 5th
B. 7th
C. 3rd
D. 2nd

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Question 10

Plasticity is the ability of the material to deform without breaking.

A. True
B. False

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Question 11

The relationship between Young’s modulus (Y), Bulk modulus (K) and Poisson’s ratio (?) is _____________

A. Y=K(1-2?)
B. Y=3K(1-2?)
C. Y=5K(1-2?)
D. Y=4K(1-8?)

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Question 12

What is the effect of impurities on elasticity?

A. It will increase
B. Remains the same
C. It will decrease
D. It will slightly increase

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Question 13

Which harmonic is not present in 3-? fully controlled rectifier?

A. 3rd harmonic
B. 5th harmonic
C. 7th harmonic
D. 11th harmonic

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Question 14

Calculate the compensator rating required for cos(Φ)=.7.

A. 0.71 P.U
B. 0.21 P.U
C. 0.47 P.U
D. 0.12 P.U

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Question 15

Hooke’s law is applicable within the elastic limit.

A. TRUE
B. FALSE

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Question 16

Lowest order harmonic present in 3-Φ fully controlled rectifier is __________

A. 5th
B. 7th
C. 3rd
D. 2nd

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Question 17

The relationship between Young’s modulus (Y), Bulk modulus (K) and Poisson’s ratio (μ) is _____________

A. Y=K(1-2μ)
B. Y=3K(1-2μ)
C. Y=5K(1-2μ)
D. Y=4K(1-8μ)

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Question 18

Which harmonic is not present in 3-Φ fully controlled rectifier?

A. 3rd harmonic
B. 5th harmonic
C. 7th harmonic
D. 11th harmonic

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