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Power Electronics
Why resistor is used in Snubber circuit ?
To minimize the loss .
To minimize the charging current.
To minimize the discharging current.
All of these.
To minimize the loss .
To minimize the charging current.
To minimize the discharging current.
All of these.
Answer
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Related Question
Power Electronics
Between the peak point and the valley point of UJT emitter characteristics we have ___________ region
Cut-off
None of these
Negative resistance
Saturation
Cut-off
None of these
Negative resistance
Saturation
Answer
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Power Electronics
A GTO can be turned on by applying
Positive gate signal.
None of these.
Positive drain signal.
Positive source signal.
Positive gate signal.
None of these.
Positive drain signal.
Positive source signal.
Answer
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Power Electronics
Which triggering is the most reliable?
Thermal triggering.
Forward voltage triggering.
Gate triggering.
dV / dt triggering.
Thermal triggering.
Forward voltage triggering.
Gate triggering.
dV / dt triggering.
Answer
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Power Electronics
Which of following devices has highest di/dt and dv/dt capability?
SITH.
SIT.
GTO.
SCR.
SITH.
SIT.
GTO.
SCR.
Answer
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Power Electronics
Rise time is defined by the interval when
both B and C.
gate current rises from 90 % to 100 % of it final value.
anode voltage drops from 90 % to 10 % of its initial value.
anode current rises 10 % to 90 % of its final value.
both B and C.
gate current rises from 90 % to 100 % of it final value.
anode voltage drops from 90 % to 10 % of its initial value.
anode current rises 10 % to 90 % of its final value.
Answer
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