A train 100 m long is moving with a velocity of `60 kmh^-1` . Find the time it takes to cross the bridge 1 km long.

A flyover is 500 m long. A 10 m long bus crosses the flyover at a speed of 30 ms^-1 . Find the time taken by to cross it.

A railway train 50 m long passes over a bridge 250 m long with uniform velocity of 10 m s ^(-1) . How long will it take to completely pass over the bridge ?

A car and a truck are moving with the same velocity of 60 kmh^-1 . Which one has more kinetic energy?

A car is moving with a velocity of 54 kmh^-1 . What is the kinetic energy of a boy of mass 40 kg sitting in the car?

Two parallel rail tracks run north-south. Train A moves north with a speed of 54 km h^-1 and train B moves south with a speed of 90 km h^-1 .Velocity of a monkey running on the roof of the train A against its motion (With a velocity of 18 km h^-1 with respect to the train A) as observed by a man standing on the ground?

A 130 m long train is moving in a direction with speed 20 ms^-1 . Another train moving with 30ms^-1 and 120 m long crosses the first train in a time

A train is moving at a uniform speed of 75 km/hour : Find the time required to cover a distance of 250 km.

An express train is moving with a velocity v_1 . Its driver finds another train is movig on the same track in the same direction with velocity v_2 . To escape collision, driver applies a retardation a on the train. The minimum time of escaping collision be

A ball weighing 5 kg is being rotated by means of a cord 2 m long.if its velocity is 6 m s^-1 ,find the force that tends to break the cord.

A car is moving at a constant speed of 60kmh^-1 on a straight road. Looking at the rear view mirror, the driver finds that the car following him is at a distance of 100 m and is approaching with a speed of 5 kmh^-1 . In order to keep track of the car in the rear, the driver begins to glance alternatively at the rear and side mirror of his car after every 2 s till the other car overtakes. If the two cars were maintaining thier speed, whihc of the following statement is/are correct?