Electric Drives Question Papers Online Exam Quiz
Electric Drives Question Papers GK Quiz. Question and Answers related to Electric Drives Question Papers. MCQ (Multiple Choice Questions with answers about Electric Drives Question Papers
The slope of the V-I curve is 39.1°. Calculate the value of resistance. Assume the relationship between voltage and current is a straight line.
Options
A : .81 ?
B : .36 ?
C : .75 ?
D : .84 ?
If induction motor air gap power is 10 KW and mechanically developed power is 8 KW, then rotor ohmic loss will be _________ KW.
Options
A : 1
B : 2
C : 3
D : 4
Calculate mark to space ratio if the system is on for 26.3 sec and off for 24.2 sec.
Options
A : 1.086
B : 1.042
C : 1.214
D : 1.876
If induction motor air gap power is 48 KW and gross developed power is 28 KW, then rotor ohmic loss will be _________ KW.
Options
A : 10
B : 20
C : 30
D : 40
Calculate the time period of the waveform z(t)=24sin(?t+?÷4)+4sin(2?t+?÷6).
Options
A : 2 sec
B : 3 sec
C : 4 sec
D : 1 sec
A 16-pole, 3-phase, 60 Hz induction motor is operating at a speed of 150 rpm. The frequency of the rotor current of the motor in Hz is __________
Options
A : 20
B : 40
C : 30
D : 10
Calculate the active power in a .154 H inductor.
Options
A : 22 W
B : 14 W
C : 45 W
D : 0 W
R.M.S value of the sinusoidal waveform V=48sin(6.5?t+89?÷46.8).
Options
A : 33.94 V
B : 33.56 V
C : 33.12 V
D : 33.78 V
Calculate the amplitude of the sinusoidal waveform z(t)=715sin(165?t+2?÷468).
Options
A : 710
B : 715
C : 716
D : 718
Calculate the total heat dissipated in a resistor of 50 ? when 1.4 A current flows through it.
Options
A : 98 W
B : 92 W
C : 91 W
D : 93 W
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