1.if a man in a boat rows perpendicular to the bank he is drifted 120 m during crossing river in 10 minutes . if he heads at angle of alpha from upstream he crosses river by shortest path in 12.5 min. find width of river,velocity of river with respect to water,velocity of boat with respect [...]
A Numerical from kinematics
when a obj. crosses a 5m mark below the top of a building….a 2nd object is released at tat time which is 25m below the top…n den they reach the ground simultaneously…wat is the height of the building??????( dey are both free fallin bodies)Q. from mechanics part 1 DC PANDEY