Question

Write a short story . Two friends – on the way home from school – money to buy sweets – a petty thief tries to steal the money – the other removes his compass – stabs the thief on the hand – is thrown on the road – friend saves him from getting hit by a bus​

Answer 1

Answer:

A small body starts sliding down an inclined plane of inclination theta whose base length is equal to l . the coefficient of friction between the body and the surface is 'u'. if the angle theta is varied keeping 'l 'constant at what angle will the time of sliding be least