Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as________?

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A2 : 5

B25 : 4

C5 : 2

D4 : 25

Correct answer

A. 2 : 5

Explanation

The correct answer is 2 : 5.

Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as________? - Answer and Explanation | Academy of Pakistan