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Physics

Which of the following is not a representation of electric power?
I²R
$\dfrac{\text{V}^2}{\text{R}}$
VI
I²V

Current Electricity

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Answer

I²R

Reason — One watt is the electric power consumed when a current of 1 ampere flows through a circuit having potential difference of 1 volt. Hence, P = VI = $\dfrac{\text{V}^2}{\text{R}} = \text{I}^2\text{R}$

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Physics

Which of the following is not a representation of electric power?I2RV2R\dfrac{\text{V}^2}{\text{R}}RV2​VII2V

Current Electricity

Answer

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Which of the following is not a representation of electric power?
I²R
$\dfrac{\text{V}^2}{\text{R}}$
VI
I²V

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lead and copper
copper and tin
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For cooking of food, which of the following types of utensil is most suitable?
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A person standing 22 m away from a wall produces a sound and receives the reflected sound.
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