Three bodies `A,B,C` are at `-27^(@)C, 0^(@)C, 100^(@)C` respectively The body which does not radiate heat is .

Do bodies at 0^@c radiate heat ?

Does a body at 0^(@) C radiate any heat ?

Masses of three bodies A,B and C are 10g,5g and 20g respectively,Their specific heats are in the ratio 2:4:1 .The heat required to raise the temperature of A,B and C by same amount is in the ratio of

The temperatures of two bodies A and B are 727^(@)C and 127^(@)C . The ratio of rate of emission of radiations will be

The temperatures of two bodies A and B are 727^(@)C and 127^(@)C . The ratio of rate of emission of radiations will be

Does a body radiate heat at 0 K ? Does it radiate heat at 0^(@)C ?

A black body is heated from 27^(@)C to 127^(@)C . The ratio of their energies of radiation emitted will be

Two bodies A and B are kept in an evacuated chamber at 27^@C . The temperatures of A and B are 327^@ and 427^@C and respectively. The ratio of rates of loss of heat from A and B will be–