Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoHeat TransferEasy2 min

PhysicsEasysingle choice

A black body at $12 7^{\circ}$ C emits 8 J per second. Find the energy emitted per second at $52 7^{\circ}$ C in joule.

Answer:

Solution:

$T$ goes from 400 K to 800 K, a factor 2. The energy is $2^{4} = 16$ times: $8 \times 16 = 128$ J. C.

Subject:PhysicsTopic:Heat & ThermoSubtopic:Heat Transfer

⏱ 2m

Loading discussions...