Question

Heat engine x has an efficiency of 67%. heat engine y has an efficiency of 82%. which best compares these two heat engines?

Answer 1

The answe is B. Heat engine X releases more energy to the surroundings than heat engine Y.

On Edge

Answer 2

Since there are no choices presented in the item given above, let me just put into my own words the things that best compares the two heat engines. First, Heat engine y is capable of converting more heat (approximately 15% more) into work than the Heat Engine x.