JEE Mains 1-Feb-2023 Shift 2 Solved Paper

The Young's modulus of a steel wire of length 6m and cross-sectional area 3mm2, is 2×1111N∕m2. The wire is suspended from its support on a given planet. A block of mass 4‌kg is attached to the free end of the wire. The acceleration due to gravity on the planet is ‌

1

4

of its value on the earth. The elongation of wire is (Take g on the earth =10 m∕ s2)