Electric Drives Basics Principles Speed Control Online Exam Quiz
Electric Drives Basics Principles Speed Control GK Quiz. Question and Answers related to Electric Drives Basics Principles Speed Control. MCQ (Multiple Choice Questions with answers about Electric Drives Basics Principles Speed Control
The slope of the V-I curve is 13.89°. Calculate the value of resistance.
Options
A : .247 ?
B : .345 ?
C : .231 ?
D : .222 ?
Calculate the value of the duty cycle if the system is on for 5 sec and off for inf sec.
Options
A : 0
B : .4
C : .2
D : .1
Calculate the value of the frequency of the AC supply in India.
Options
A : 0 Hz
B : 50 Hz
C : 49 Hz
D : 60 Hz
Calculate the power factor angle during the resonance condition.
Options
A : 0°
B : 10°
C : 80°
D : 90°
Calculate the value of the time period if the frequency of the signal is .07 sec.
Options
A : 14.28 sec
B : 14.31 sec
C : 14.23 sec
D : 14.78 sec
Calculate the moment of inertia of the sphere having a mass of 8.4 kg and radius of 61 cm.
Options
A : 3.124 kgm2
B : 3.125 kgm2
C : 4.545 kgm2
D : 5.552 kgm2
The generated e.m.f from 4-pole armature having 1 conductors driven at 1 rev/sec having flux per pole as 10 Wb, with wave winding is ___________
Options
A : 30 V
B : 40 V
C : 70 V
D : 20 V
Calculate the value of the frequency if the time period of the signal is .2 sec.
Options
A : 5 Hz
B : 4 Hz
C : 2 Hz
D : 3 Hz
The most suitable control-motor application is __________
Options
A : AC shunt motor
B : DC separately motor
C : AC one-phase induction motor
D : DC shunt motor
In the chopper circuit, commutation times are _______
Options
A : Current commutation is equal to voltage commutation
B : Current commutation is less as compared to that of voltage commutation
C : Current commutation is more as compared to that of voltage commutation
D : Both commutation techniques are not comparable
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