Q320
When a bar of length ' l ' and diameter 'd' is rigidly fixed at the upper end and hanging freely, then the total elongation produced in the bar due to its own weight is (where w = Weight per unit volume of the bar)
When a bar of length '' and diameter 'd' is rigidly fixed at the upper end and hanging freely, then the total elongation produced in the bar due to its own weight is (where w = Weight per unit volume of the bar)
A.
B.
Answer
C.
D.
Answer: Option B
Solution
Answer: Option B
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