Question

A bulb draws 24w when connected to a 12V supply. Find the power if it is connected to a 6V supply
(Neglect resistance change due to unequal heating in the two cases.)​

Answer 1

6w is your answer.

solution is in the attachment

HAPPY TO HELP

Answer 2

Answer:

P=12 w

Explanation:

Given: Power= 24w

Potential difference (V) =12V

Current (I)=?

We know that P = V*I

24 = 12 *I

24/12 =I

I = 2Ampere

A.T.Q

V=6v

I=2A

P'= ?

P=V*I

P= 6*2

P= 12 W