[Answered] A heat engine has an efficiency of 31.4 and receives 8.72 kJ of heat per cycle. (a) How much work ...

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Author Question: A heat engine has an efficiency of 31.4 and receives 8.72 kJ of heat per cycle. (a) How much work ... (Read 78 times)

frankwu

Hero Member
Posts: 549

on: Jul 29, 2018

A heat engine has an efficiency of 31.4 and receives 8.72 kJ of heat per cycle.

(a) How much work does it perform in each cycle?
(b) How much heat does it exhaust in each cycle?

Question 2

The magnitude of a vector an only zero if all of its components are zero.

A) True
B) False

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ghepp

Sr. Member
Posts: 361

Reply #1 on: Jul 29, 2018

Answer to Question 1

(a) 2.74 Kj (b) 5.98 kJ

Answer to Question 2

A

frankwu

Hero Member
Posts: 549

Reply #2 on: Jul 29, 2018

ghepp

Sr. Member
Posts: 361

Reply #3 on: Jul 29, 2018

You're welcome

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