Answered: 1. In the operation of an internal…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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1. In the operation of an internal combustion engine, the combustion gases expand in volume to make the
piston move. As this occurs ___________ gas particles move in the same direction as the motion of the
piston. Select the most correct phrase to go into this blank from these choices:

A all the
B almost all of the
C very few of the
D about half of the

3. What does the Second Law of Thermodynamics say about how much work can be done by a heat engine?
Answer this in terms of either the heat added to the engine (Qh) or the heat expelled by the engine (Qc).

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