What is the acceleration of a race car that moves at constant velocity of 300 km/h ?

Given the magnitude and direction of the net force acting on a car moving with a constant velocity of 30 km. h^(-1) on a rough road.

Calculate the wavelength of 1000 kg rocket moving with a velocity of 300 km per hour.

Displacement of a moving particle is directly proportional to the square of the time duration. State whether the particle is moving at a constant velocity or at a constant acceleration.

A body is suspended from the roof of a train by a string. What angle is formed by the string with the vertical, when the train moves at a constant acceleration of a ?

What is the nature of the time-displacement graph for a particle moving with a constant velocity?

Two cars start moving from the junction point of two perpendicular roads with velocity 30 km/h and 40 km/h. The rate at which thay are separating is

An object, starting with an initial speed and moving at constant acceleration traveIs 150 m in 5 s. The acceleration stops after this and in the next 5 s the object traveIs 200 m farther. Find the initial velocity and acceleration of the object.