The velocity of an object at rest is considered to uniform.

Give scientific reasons: The velocity of an object at rest is considered to be uniform.

…...cause a change in the state of an object at rest or in uniform motion.

An object is thrown vertically upward with a speed of 30 m/s. The velocity of the object half a second before it reaches the maximum height

What is the direction of velocity of an object performing uniform circular motion?

Give formula: velocity of an object moving with uniform circular motion =

What is position -time graph ? Discuss the position time graph of an object (i) at rest (ii) in uniform motion. (iii) object performing oscillatory motion. (iv) object in non-uniform rectilinear motion.

Give the mathematical expression used to determine velocity of an object moving with uniform circular motion.

When the force acting on the object and the velocity of the object both are along the same line, it is called ________

A man drops a 20 kg object from the top of a 10m high building . What will be the velocity of the object when it just hits the ground?

Define escape velocity. Derive an expression for the escape velocity of an object from the surface of the earth. OR Define escape velocity of a body at rest on the earth's surface. Obtain an expression for the same and show that it is independent of the mass of the body. OR Define escape velocity of the body. Obtain an expression for the escape velocity when the body is at rest on the surface of the earth and show that it is independent of the mass of the body.