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In the circuit shown below, the power de...

In the circuit shown below, the power developed in `6Omega` resistor is 6 watt. The power in watts developed in the `4Omega` resistor is

A

16

B

9

C

6

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
`P_(5) = V_(5)^(2)/R rArr V_(5)^(2) = 10 xx 5 rArr V_(5) = sqrt(50)`
`V_(4) = (4/10) xx sqrt(50)`
`P_(4) = (16/100 xx 50) xx 1/4 = 2` cal/s
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