Question

1. If the current passing through a bulb is 0.15 A and the power of
the bulb is 30 W, find the voltage applied across the bulb.
(2 marks) (Ans. 200 V)​

Answer 1

Explanation:

Given data:- I = 0.15A , P = 30 W and V = ?

Now,

P = V x I

P/I = V

30/0.15 = V

200 = V

:- Hence, the answer will be 200V.

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