Chapter 22639*P22.19(a)eWWQeQQhhhh=+=+eng1eng2111221Now QQQWQeQhchhh21111==−=−eng.So ee QQeeeehh=+−=+−2 111212bg.(b)ee e eeTTTTTTTTTTTTTTTTTTTTihciihciihciihcichch=+− =− +− −−FHGIKJ−FHGIKJ=− − −+ + − = −2211The combination of reversible engines is itself a reversible engine so it has the Carnotefficiency.(c)With eng2eng1=, eQWQe=+==eng1eng2eng1122121012212−=−FHGIKJ−TTTTTTTTTTTTTTchihchihihcihc(d)eeTTTTTTihciichc2==− =−==P22.20The work output is Wmengtrain. ms=125002.We are told eWQh=eng0200122.ms=mQthande
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .