A body is heated from 4 7 ∘ C to 24 7 ∘ C. Find the factor by which the radiated energy increases (two decimals).

T goes from 320 K to 520 K. The factor is ( 320 520 ) 4 = 6.97 .

Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoHeat TransferEasy2 min

PhysicsEasynumerical

A body is heated from $4 7^{\circ}$ C to $24 7^{\circ}$ C. Find the factor by which the radiated energy increases (two decimals).

Answer:

6.97

Solution:

$T$ goes from 320 K to 520 K. The factor is $(\frac{520}{320})^{4} = 6.97$ .

Subject:PhysicsTopic:Heat & ThermoSubtopic:Heat Transfer

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