JEE Main 2025 Physics question

A cylindrical rod of length 1 m and radius 4 cm is mounted vertically. It is subjected to a shear force of N at the top. Considering infinitesimally small displacement in the upper edge, the angular displacement of the rod axis from its original position would be (shear moduli, G = N/m)

• (1)
• (2)
• (3)
• (4)Correct