An aluminium rod, Young's modulus 7.0 10^ 9 Nm^ -2 , has a breaking strain of 0.2%. The minimum...

Question

An aluminium rod, Young's modulus 7.0 10^ 9 Nm^ -2 , has a breaking strain of 0.2%. The minimum cross-sectional area of the rod in m^2 in order to support a load of 10^4 N is

Accepted Answer

(D)

JEE Main Physics question

Solution

See the full step-by-step solution