Heat TransferHard
Question
A body emits light of blue colour on heating. Which light can it emit on further heating ?
Options
A.Red
B.Green
C.Violet
D.Yellow
More Heat Transfer Questions
A black body is at temperature of 500 K, it emits energy at a rate which is proportional to :...Cooling rate of a sphere of 600 K at external environment (200 K) is R when the temperature of sphere is reduced to 400 ...Two rectangular blocks A and B of different metals have same length and same area of cross-section. They are kept in suc...Temperatures of two hot bodies β1 and β2 are 100oc and 800 c respectively. The temperature of surrounding is 4...The coefficient of thermal conductivity depends upon-...