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–

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

Two bodies A and B placed in an evacuated vessel maintained at a temperature of 27^@C , the temperature of A is 327^@C and that of B is 227^@C . Then the ratio of heat loss by body A and B is

Temperature of substances A and B are 727^(@)C and 327^(@)C respectively, then ratio of rate of their radiant energy H_(A):H_(B)= . . . . .

Two bodies A and B are placed in an evacuated vessel maintained at a temperature of 27^(@)C , the temperature of A is 327^(@)C and that of B is 227^(@)C . Then the ratio of heat loss by body A and B is

Two bodies A and B are placed in an evacuated vessel maintained at a temperature of 27^(@)C , the temperature of A is 327^(@)C and that of B is 227^(@)C . Then the ratio of heat loss by body A and B is

Two black bodies at temperatures 327^@ C and 427^@ C are kept in an evacuated chamber at 27^@ C . The ratio of their rates of loss of heat are

Two black bodies at temperatures 327^@ C and 427^@C are kept in an evacuated chamber at 27^@C . The ratio of their rates of loss of heat are :

Two bodies A and B are kept in evacuated vessels maintained at a temperature of 27^(@)C . The temperature of A is 527^(@)C and that of B is 127^(@)C . Compare the rates at which heat is lost from A and B.