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Question : According to _____ law, the heat produced by an electric current is directly proportional to the resistance of the conductor, the square of the current and the time it flows.

Option 1: Hooke's

Option 2: Charles's

Option 3: Faraday's

Option 4: Joule's


Team Careers360 1st Jan, 2024
Answer (1)
Team Careers360 3rd Jan, 2024

Correct Answer: Joule's


Solution : The correct option is Joule's .

According to Joule's Law, the heat produced by an electric current (I) flowing through a conductor is directly proportional to the resistance of the conductor (R), the square of the current (I²), and the time (t) for which the current flows. Mathematically, Joule's Law is expressed as:

H = I 2 . R . t

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