[QUE/TH-07004] TH-PROBLEM

 A 50 $\Omega$ resistor carrying a constant current of 1 \AA is
kept at a constant temperature of 27$^\circ$C by a stream of cooling
water. In a time interval of 1 sec (a) what is the change in entropy
of the resistor (b) what is the change in entropy of the
universe.