D(y – 1) (b) (r-1) thAP D(Y – 1) Nth (AP)r (d) (r-1)(y-1) is thermal efficiency of cycle, AP is pressure rise during heat transfer, r compression y is ratio of specific heats.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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7 The mean effective pressure of an Otto cycle may be expressed as
NhAP
(a) (r- 1)(y – 1)
MthAP
(b) (r-1)
Y NHAP
(c) (r- 1)(Y- 1)
Nth (AP)r
(d) (r-1)(y-1)
Here,
is thermal efficiency of cycle, AP is pressure rise during heat transfer, r compression
Nth
ratio and y is ratio of specific heats.
Transcribed Image Text:7 The mean effective pressure of an Otto cycle may be expressed as NhAP (a) (r- 1)(y – 1) MthAP (b) (r-1) Y NHAP (c) (r- 1)(Y- 1) Nth (AP)r (d) (r-1)(y-1) Here, is thermal efficiency of cycle, AP is pressure rise during heat transfer, r compression Nth ratio and y is ratio of specific heats.
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