More efficient gasoline engines could be built if they could ...

[aabwk4]

More efficient gasoline engines could be built if they could withstand
 
  A) greater rotational rates.
  B) lower temperatures.
  C) higher temperatures.
  D) none of the above

Question 2

Every heat engine
 
  A) gains heat from a high-temperature reservoir.
  B) converts energy into mechanical work.
  C) expels heat to a lower-temperature reservoir.
  D) all of the above
  E) none of the above

[triiciiaa]

Answer to Question 1

Answer: C

Answer to Question 2

Answer: D

[aabwk4]

Thanks for the timely response, appreciate it

[tkempin]

Excellent