pizzalovr3479 pizzalovr3479
  • 26-04-2024
  • Physics
Answered

The resistance and inductance of a series circuit are 5 Ω and 20 H respectively. At the instant of closing the switch, the current is increasing at the rate of 4 A/s. The supply voltage is:

A) 80 V
B) 120 V
C) 100 V
D) 20 V








Answer :

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