In a circuit represented below, a battery has an emf of 12V.The battery is connected to an ammeter of negligible resistance and three resistors 3,5Ω ,2 Ωand 6Ω.There is a voltmeter of high resistance connected across 3.5 Ω resistor.When the switch is closed,the ammeter has a reading of 2,4A.
calculate the total resistance of the circuit
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Answer:
5ohm
Explanation:
if current and potential difference across circuit is given the we simply calculate total resistance across circuit by formula (V=IR)
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