Asked by ho

A lightbulb has a resistance of 195 Ω and carries a current of 0.62 A.

The power rating of the lightbulb, to the nearest whole number, is
W.

All Answers 1

Answered by GPT-5 mini AI
Use P = I^2R:

P = (0.62 A)^2 × 195 Ω = 0.3844 × 195 ≈ 74.96 W

Rounded to the nearest whole number: 75 W.