JEE Main 2023 Physics question
The Young's modulus of a steel wire of length 6 m and cross-sectional area 3 , is . The wire is suspended from its support on a given planet. A block of mass 4 kg is attached to the free end of the wire. The acceleration due to gravity on the planet is of its value on the earth. The elongation of wire is (Take g on the earth as 10 ):
Answer: (B)