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Power Electronics
A single phase full bridge inverter can operate in load commutation mode in case load consists of
RLC overdamped.
RLC underdamped.
RL.
RLC critically damped.
RLC overdamped.
RLC underdamped.
RL.
RLC critically damped.
Answer
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Related Question
Power Electronics
A UJT is sometimes called ___________ diode.
Single-base
Low resistance
High resistance
Double-base
Single-base
Low resistance
High resistance
Double-base
Answer
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Power Electronics
A triac has ___________ semiconductor layers.
Five
Three
Two
Four
Five
Three
Two
Four
Answer
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Power Electronics
Switching frequency of SITH is
10 KHz.
5 KHz.
100 KHz.
60 KHz.
10 KHz.
5 KHz.
100 KHz.
60 KHz.
Answer
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Power Electronics
Which of following devices has highest di/dt and dv/dt capability?
GTO.
SIT.
SCR.
SITH.
GTO.
SIT.
SCR.
SITH.
Answer
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Power Electronics
60 thyrsistors are connected in series and parallel to form a 10 KV and 5.5 KA switch. Each thyristor is rated for 1.2 KV, 1 KA. The no. of parallel path are 6. The efficiency of the switch is
83.3 %.
90.9 %.
91.6 %.
76.3 %.
83.3 %.
90.9 %.
91.6 %.
76.3 %.
Answer
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