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Write down the various forms of expressi...

Write down the various forms of expression for power in electrical circuit.

Text Solution

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(i) Electrical power P = VI
(ii) Electricla power `P V (V/R) " "[because I = V/R]`
` P = V^2 / R`
(iii) Electrical power P = IV
`P = I (IR) " "[ because V = IR ]`
`P = I^2 R`
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