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Power Electronics

Power Electronics
If holding current of a thyristor is 2 mA then latching current should be

  0.004 A.
 0.01 A.
 0.009 A.
 0.002 A.

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Power Electronics
The device that does not have the gate terminal is ___________.

SCR
Triac
FET
Diac

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Power Electronics
SITH is also known as

 Filled controlled rectifier.
 None of these.
 Silicon controlled rectifier.
  Filled controlled diode.

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Power Electronics
Anode current in an SCR consists of

  electrons only.
  either electron or holes.
  Both electron and holes.
  holes only.

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Power Electronics
To meet high current demand we use SCRs in

 series connection.
 both B and C.
  parallel connection.
 anti parallel connection.

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Power Electronics
A triac can pass a portion of ___________ half-cycle through the load.

Only positive
Both positive and negative
Only negative
None of these

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