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Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoHeat TransferEasy2 min

PhysicsEasymultiple choice

A black body of surface area $A$ and temperature $T$ is placed in surroundings at temperature $T_{0}$ . Which statements are correct?

Options:(select one or more)

Answer:

A, B, D

Solution:

Gross emission is $σ A T^{4}$ (A true, C false). Net loss is $σ A (T^{4} - T_{0}^{4})$ , which depends on $T_{0}$ (B true) and is zero at $T = T_{0}$ (D true). Options A, B, D.

Subject:PhysicsTopic:Heat & ThermoSubtopic:Heat Transfer

⏱ 2m

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