The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be

A. 0.5.

B. 2.

C. 4.

D. 0.25.

## Show Answer

Answer: B

Share your understanding of this question with the correct explanation.

The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be

A. 0.5.

B. 2.

C. 4.

D. 0.25.

Answer: B

Share your understanding of this question with the correct explanation.