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Sunday, 16 August 2026
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Physics Past Questions and Answers

Topic: Determination of heat capacity of substances

Jamb Physics Questions - Determination of heat capacity of substances

Question 1:
If I is the current passing through a metallic resistor and H is the rate of Heat generated in the resistor at a constant temperature, then
  • A H \(\alpha\) \(\frac{1}{I}\)
  • B H \(\alpha\) \(\frac{1}{I^2}\)
  • C H \(\alpha\) \(\sqrt1\)
  • D H \(\alpha\) I<sup style='font-size: smaller;'>2</sup>
  • E None of the above
View Answer & Explanation
Question 2:
The time rate of loss of heat by a body is proportional to the
  • A Difference in temprature between the body and its surroundings
  • B Temperature of its surroundings
  • C Ratio of the temperature of the body to that of its surroundings
  • D Temperature of the body
View Answer & Explanation
Question 3:
The time rate of loss of heat by a body is proportional to the
  • A Temperature of its surroundings
  • B Temperature of the body
  • C Difference in temperature between the body and its surroundings
  • D Ratio of the temperature of the body to that of its surroundings
View Answer & Explanation