Choose the correct statement A: It is impossible to derive continuous supply of work by cooling a body to a temperature lower than that of the coldest of its surroundings. B: Heat engine can convert whole of the heat energy supplied to it into useful work.

Choose the correct statement A: It is impossible to derive continuous

1.	Choose the correct statement A: It is impossible to derive continuous supply of work by cooling a body to a temperature lower than that of the coldest of its surroundings. B: Heat engine can convert whole of the heat energy supplied to it into useful work.
Answer» only A Only B Both A & B Both A & C ANSWER :A