If an object is moving with velocity 54km/h. What will be its velocity in m/s?

If an object is moving with constant velocity then the motion is

At a distance L= 400m away from the signal light,brakes are applied to a locomotive moving with a velocity, u = 54 km/h.Determine the position of rest of the locomotive relative to the signal light after 1 min of the application of the brakes if its acceleration a = - 0.3 m/ s^(2)

A body is moving with velocity 30m//s towards east .After 10 seconds its velocity becomes 40m//s towards north .The average acceleration of the body is

A car started from rest and it is travelling with velocity of 20 m/s in 10 s. What is its acceleration?

A particle is moving eastwards with a velocity of 5 m/s. In 10s the velocity changes to 5 m/s northwards. The average acceleration in this time is

Complete the following sentences. (a) The acceleration of the body that moves with a uniform velocity will be ____ (b)A train travels from A to station B with a velocity of 100 km/h and returns from station B to station A with a velocity of 80 km/h. Its average velocity during the whole journey in ____ and its average speed is ______

Two objects of masses 100 g and 200 g are moving along the same line and direction with velocities of 2 m s-1 and m s-1 respectively. They collide and after the collision, the first object moves at a velocity of 1.67 ms-1. Determine the velocity of second object.

At a certain temperature, hydrogen molecules have r.m.s. velocity of 3 km/s. what is the r.m.s velocity of the oxygen molecules at the same temperature?_____ km/s