A car is moving towards a building with speed 10 m s At any

Last updated: 6/12/2023

A car is moving towards a building with speed 10 m s At any instant the angle of elevation of the building is 30 after 5 sec the angle of elevation of the building becomes 45 then height of building is 50 A h B h 3 1 20 3 1 C h D h 20 3 1 50 30 1