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A heavy uniform rod of length 'L' and material density 'δ' is hung vertically with its top end rigidly fixed. How is the total elongation of the bar under its own weight expressed?
  • a)
  • b)
  • c)
  • d)
Correct answer is option 'D'. Can you explain this answer?
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A heavy uniform rod of length 'L' and material density '&#...
Elongation due to self weight 
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A heavy uniform rod of length 'L' and material density '&#...
Deflection due to self weight = (force *length) /(2*AE) Force =δ*volume *g =δ*A*length *g Deflection =δ*(length) *(length) /(2E) So option D
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A heavy uniform rod of length 'L' and material density '&#...
Elongation due to self weight 
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A heavy uniform rod of length 'L' and material density 'δ' is hung vertically with its top end rigidly fixed. How is the total elongation of the bar under its own weight expressed?a)b)c)d)Correct answer is option 'D'. Can you explain this answer?
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