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Lenz's Law

How much curr...

Question

How much current will flow through a resistor of resistance 12 ohm if a battery of 20V is connected across it?

A

240A

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B

6A

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C

1.6A

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D

120A

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Solution

The correct option is C 1.6A
Given : $R = 12 Ω$ $V = 20$ volts
$∴$ Current $I = \frac{V}{R} = \frac{20}{12} = 1.6$ A

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