Question

What is the power rating of a led light bulb if 0.50 a flow through it when connected to an 18 v battery?

Answer 1

Here is your answer in this picture

Answer 2

Answer:

P= 9 Watts

Explanation:

v= 18

I= 0.50 A

P=(X)I

P= 18 x 0.50

Power= 9 watts