JEE Main 2026 Physics question

PhysicsAtomsJEE Main 2026

7.9 MeV -particle scatters from a target material of atomic number 79. From the given data the estimated diameter of nuclei of the target material is (approximately) m. [ Nm²/C² and electron charge C]

Answer: (1)

Solution

Using energy conservation, m, so diameter m.

Question ID VK-001097