A metal is heated from 2 7 ∘ C to 4 7 ∘ C. Find the factor by which its rate of radiation increases.

T goes from 300 K to 320 K. The factor is ( 300 320 ) 4 = 1.29 . A.

Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoHeat TransferEasy2 min

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A metal is heated from $2 7^{\circ}$ C to $4 7^{\circ}$ C. Find the factor by which its rate of radiation increases.

Answer:

Solution:

$T$ goes from 300 K to 320 K. The factor is $(\frac{320}{300})^{4} = 1.29$ . A.

Subject:PhysicsTopic:Heat & ThermoSubtopic:Heat Transfer

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