(CHP: 11 NUMERICALS FROM PAST PAPERS)
April 13, 2017
20 year past papers
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20 year past papers chap wise
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EDUCATION
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engineering
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phy chp (11) 20 year past papers
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Tricks
(CHP: 11 NUMERICALS FROM PAST PAPERS)
1. A Carnot engine whose low temperature reservoir is 200K has an efficiency of 50%. It is desired to increase this to 75%. By how many degrees ...Read more »