Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoHeat TransferEasy2 min
PhysicsEasymultiple choice
Which of the following statements are true?
Options:(select one or more)
Answer:
A, D
Solution:
Light entering a small hole is trapped by repeated reflection, so the hole acts as a black body (A) and its emission depends only on temperature, not on the wall material (B false). Every body absorbs and emits at once (D); C is false.
Subject:PhysicsTopic:Heat & ThermoSubtopic:Heat Transfer
⏱ 2m
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