Electric Drives Campus Interviews Online Exam Quiz
Electric Drives Campus Interviews GK Quiz. Question and Answers related to Electric Drives Campus Interviews. MCQ (Multiple Choice Questions with answers about Electric Drives Campus Interviews
Calculate the De-rating factor if the string efficiency is 90 %.
Options
A : .4
B : .1
C : .7
D : .8
Calculate the value of Crest factor if Vpeak=1.5 V and Vr.m.s=2.5 V.
Options
A : .4
B : .6
C : .5
D : .7
A step-down chopper has input voltage 12 V and output voltage 2 V. Calculate the value of the duty cycle.
Options
A : 0.26
B : 0.16
C : 0.33
D : 0.41
Calculate the output voltage of the Boost converter if the supply voltage is 1 V and duty cycle value is .9.
Options
A : 10 V
B : 20 V
C : 40 V
D : 60 V
Calculate the value of output r.m.s voltage for Single phase Full-bridge inverter if the DC supply is 25 V.
Options
A : 26 V
B : 25 V
C : 27 V
D : 28 V
25 V rated n SCRs are connected in series. The operation voltage of the string is 300 V and the string efficiency is 40 %. Calculate the value of n.
Options
A : 27
B : 30
C : 34
D : 36
Calculate the value of output r.m.s voltage for Single phase Half-bridge inverter if the DC supply is 80 V.
Options
A : 40 V
B : 20 V
C : 10 V
D : 60 V
____________ is the switching frequency of SITH.
Options
A : 55 KHz
B : 100 KHz
C : 91 KHz
D : 105 KHz
Calculate the string efficiency if the de-rating factor is .22.
Options
A : 78 %
B : 42 %
C : 20 %
D : 90 %
Device with highest d(i)÷d(t) and d(v)÷d(t) capability is _____________
Options
A : GTO
B : BJT
C : SCR
D : SITH
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