A gasoline engine has a power output of 180 kW (about 241 hp). Its thermal efficiency is 28.0%. (a) How much heat must be supplied to the engine per second? (b) How much heat is discarded by the engine per second?

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Q: 38. What does 3 ^ 4 evaluate to? a. 81 b. 12 c. 0.75 d. 7

A: We have to evaluate 34 

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Q: Its a class 10th physics problem. PLease don't skip as another subject.

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Q: Show all working explaining detailly each step Answer must be typewritten with a computer keyboard! ...

A: Note :- We’ll answer the first question since the exact one wasn’t specified. Please submit a new qu...