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NDA2018General AbilityGeneral ScienceActual

Which one of the following statements is correct?

Options

  1. AAny energy transfer that does not involve temperature difference in some way is not heat
  2. BAny energy transfer always requires a temperature difference
  3. COn heating the length and volume of the object remain exactly the same
  4. DOn heating the length and volume of the object remain exactly the same

Correct answer

A. Any energy transfer that does not involve temperature difference in some way is not heat

Step-by-step solution

Any energy transfer that does not involve temperature difference in some way is not heat.

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