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Joule's law of heating gives a relationship of heat with ________.
  • a)
    temperature of surrounding
  • b)
    time of current flowing
  • c)
    Resistance
  • d)
    Both 2 & 3
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
Joule's law of heating gives a relationship of heat with ________.a)t...
The heat produced (H) in a conductor due to the flow of current is directly proportional to the square of the current (H α I2), the resistance of the conductor (H α R) and time passed (H α t).
Giving us the expression, H α I2Rt
When an electric current is passed through a conductor, heat is produced after some time, called the heating effect of current.
This effect is also called Joule's heating effect.
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Joule's law of heating gives a relationship of heat with ________.a)temperature of surroundingb)time of current flowingc)Resistanced)Both 2 & 3Correct answer is option 'D'. Can you explain this answer?
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