A uniform heavy rod of weight 10kg ms 2 , cross-sectional area 100cm 2 and length 20cm is hanging from a fixed support. Young modulus of the material of the rod is 2x10 11 Nm -2 . Neglecting the lateral contraction, find the elongation of rod due to its own weight.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
We know,
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
A hydraulic press can lift when a mass is placed on the smaller piston. It can lift when the dia…
When a rubber ball is taken to a depth of ....m in deep sea, its volume decreases by 0.5%. (The bul…
A large number of water drops, each of radius , combine to have a drop of radius R. If the surface…
Wires and are made of same material having the breaking stress of and have cross-sectional area…
Four identical hollow cylindrical columns of mild steel support a big structure of mass , The inne…
Two blocks of masses 3kg and 5kg are connected by a metal wire going over a smooth pulley. The brea…