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An alternating current of rms value 10 A is passed through a 12 Ω resistor. The maximum potential difference across the resistor is (A) 20 V (B) 90 V (C) 1969.68 V (D) none

An alternating current of rms value 10 A is passed through a 12 Ω resistor. The maximum potential difference across the resistor
is
(A) 20 V (B) 90 V (C) 1969.68 V (D) none

Grade:upto college level

2 Answers

Shane Macguire
30 Points
7 years ago

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Khandavalli Satya Srikanth
38 Points
7 years ago

Vrms=Irms*R=10*12=120

Maximum potential difference Vmax=120*sqrt(2)=169.68V

So answer is none

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