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Grade 12Thermal Physics

We would like to increse the length of a 15cm long copper rod of cross section area 4mm2 by 1mm.The energy absorbed by the rod if its strecthed slowly is E2.THE energy absorbed by the rod if it is heated is E1.THEN FIND E1/E2????????????????

Profile image of NITIN BINDAL
8 Years agoGrade 12
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2 Answers

Profile image of Arun
8 Years ago
Dear student....I am getting my answer as 500. Please check and let me know. If this is correct then I will dhare my solution.
Profile image of NITIN BINDAL
8 Years ago
CORRECT ANSWER IS 100 
INORE THIS 
ONLY WRITING TO FILL UP WORD LIMIT WHCIH IS STILL NOT FILLED I THINK NOW ITS FILLED

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