What is the power produced by an appliance marked " $240 V$ , $2 A " ?$

8.3 W

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60 W

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120 W

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480 W

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Solution

The correct option is D $480 W$
Relation between power $(P)$ , voltage $(v)$ and current $(I)$ -
$P = V I$
Given,
$V = 240 V$
$I = 2 A$
$\Rightarrow P = 240 \times 2$
$\Rightarrow P = 480 W$

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An electrical appliance is rated as 60 W -150 V.

(a) What do you understand by this statement?

(b) How much current will flow through the appliance when in use?

60 W, 40 V,

240 V

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