ifos โข paper_1 โข mechanics
[UPSC IFoS 2021] Central Force Motion and Gravitation (Q77, 8M)
A comet of mass m moves towards the Sun with initial velocity v_0. The mass of the sun is M and its radius is R. Find the total cross-section \sigma for striking the Sun. Take the Sun to be at rest and ignore all other bodies.
Discussion (0)
Sign in to post a solution, derivation, or discussion.
No comments yet. Start the conversation!