Q.

Which of the following lamps will have least resistance at room temperature?

  • A25 W,  220 V
  • B100 W,  220 V
  • C200 W,  220 V
  • D60 W,  220 V
Correct Answer : (C)

200 W,  220 V

Hints :

200 W,  220 V lamps will have least resistance at room temperature.

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