Elasticity - Online Test

Total Number of Questions in this Test: 10
Total Number of Questions Answered: 0
Total Number of Questions Skipped: 0


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Question : 1

A uniform rod of mass m,length L,area of cross-section A and Young''s modulus Y hangs from the ceiling.Its elongation under its own weight will be ------

Options :
  •  zero
  •  2mgL/AY
  •  mgL/2AY
  •  none of the above