A Carnot engine performs work at the rate of 520 kW with an input of 950 kcal of heat per second. The temperature of the heat source is 560 . Find the temperature at which the waste heat is exhausted.

a. Sketch the situation, defining all your variables.

b. What physics equation(s) will you utilize in order to solve this problem? For each equation you list, give a justification for why it applies to this situation.

c. Apply your equation(s) to solve the problem as an algebraic expression(s).

d. Calculate your numerical answer(s). Show the units of your answer(s), and how you got them.