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Two resistance connected in parallel acr...

Two resistance connected in parallel across a cell of negligible internal resistance, use 4.5 times the power that they would use, when in series across the same cell. If one of the resistance is 8ohm, the other is:-

A

`8Omega`

B

`12Omega`

C

`16Omega`

D

`36Omega`

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To solve the problem, we will follow these steps: ### Step 1: Understand the relationship between power in series and parallel When two resistances \( R_1 \) and \( R_2 \) are connected in series, the total resistance \( R_s \) is given by: \[ R_s = R_1 + R_2 \] The power \( P_s \) consumed in series is: ...
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