Power Electronics
For an SCR gate cathode characteristic is a straight line of 130. For triggered source volume of 15 V and allowable gate power dissipation of 0.5 W compute the gate source resistance?

  111.9 ohm
 115 ohm
 11.19 ohm
 108 ohm

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Power Electronics
SCR will be turned off when anode current is

  < latching current but greater than holding current and gate signal is 0.
  both (A) and (B).
 < latching current but greater than holding current and gate signal is present.
 less than holding current.

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