Square rod of 28 m thickness is subjected to compress buy a weight of 1000 kg what will be the final length of the rod take

#Class 11

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Square rod of 28 m thickness is subjected to compress buy a weight of 1000 kg what will be the final length of the rod take

Rohan agraval 12th Dec, 2018

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Answer (1)

harsh Student Expert 12th Dec, 2018

Delta l / L = 1000* g / 28*28* E

Delta l = 12.51* L/ E

Final length will be = delta l + L

(12.51/E + 1) *L

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harsh

Student Expert 12th Dec, 2018

Sorry Upper one is for tensionThere is compression given so delta l will be negativeSo final length will be(1- 12.51/E)*L

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