Test SeriesFree PYQsExamsPricing

MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

A metal ball of surface area 200 cm and temperature 527°C is surrounded by a vessel at 27°C. If the emissivity of the metal is 0.4, then the rate of loss of heat from the ball is (Stefan's constant J/m K s)

Answer: (C)

Solution

A(T^4T_0^4)10^{-8}(800^4300^4)$

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-063078