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Power Electronics

Power Electronics
Maximum power loss occurs during

 delay time.
 spread time.
 all.
  rise time.

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Power Electronics
The normal way to turn on a diac is by ___________.

Gate current
None of these
Gate voltage
Breakover voltage

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Power Electronics
The V-I characteristics for a triac in the first and third quadrants are essentially identical to those of ___________ in its first quadrant

None of these
SCR
UJT
Transistor

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Power Electronics
A diac is turned on by ___________.

Gate current
A breakover voltage
Gate voltage
None of these

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Power Electronics
A diac is simply ___________.

A triac without gate terminal
A single junction device
None of these
A three junction device

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Power Electronics
The latching current of GTO should be of order

 2 A.
 100 mA.
 1 A.
  500 mA.

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