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27-03-2020
Physics

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Some metal conductor has a resistance of 12ohm. When plugged into a circuit, the amount of heat 144J is released in 12s. What is the voltage at the ends of the conductors?

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adebanjomichael44 adebanjomichael44

27-03-2020

Answer:

12V

Explanation:

E= power × time

Power = V^2/R

E = (V^2 * t)/R

144= (V^2 /12) × 12

144 = V^2

V= root of 144

V = 12V

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