What is linear momentum in circular motion?

Linear momentum (P ) of a body of mass m and velocity v is expressed as: P =m×v . SO the linear momentum is the measure of the quantity of motion contained by the body. And impulse of a force is the change in momentum occurring due to the force. So, Impulse acts in the same direction to the change in momentum.

Does linear momentum vary in circular motion?

Since during all the process the force (which is centripetal) is only responsible for changing the direction of the velocity the particle (it makes it move around a circle) and is always perpendicular to it, the magnitude of linear momentum should not change.

What happens to momentum in uniform circular motion?

In a uniform circular motion, although the velocity of the body changes but the angular velocity of the body remains fixed. Thus, the linear momentum of the body also changes every moment. We know that acceleration is nothing but the change in velocity of the body.

Does linear momentum remains constant in uniform circular motion?

Note: In a uniform circular motion, since the magnitude of velocity is constant therefore magnitude of angular velocity is constant. Uniform circular motion can also be denoted as U.C.M. in case of uniform circular motion, speed, radial acceleration, angular momentum, the magnitude of linear momentum remains constant.

Is linear velocity constant in uniform circular motion?

When an object moves along a circle at constant speed, v, its angular velocity about the circle’s center is also constant, and the object is said to move with uniform circular motion. Therefore, the linear velocity, v, is not constant.

Can linear momentum of a body and its velocity V in opposite directions?

Since mass is a scalar, when velocity is in a negative direction (i.e., opposite the direction of motion), the momentum will also be in a negative direction; and when velocity is in a positive direction, momentum will likewise be in a positive direction. The SI unit for momentum is kg m/s.

What is the difference between linear and circular motion?

Linear motion is also called rectilinear motion. It is a motion on a straight line in one-dimension. Circular motion is an object’s moving across a circle or movement across a circular direction.

What is responsible for the change in linear momentum?

linear momentum: the product of mass and velocity. second law of motion: physical law that states that the net external force equals the change in momentum of a system divided by the time over which it changes.

Can uniform linear motion be accelerated?

During uniform linear motion neither the speed nor the direction of motion changes. As a result no acceleration is produced in the body. . Therefore uniform linear motion is not an accelerated motion.

Is linear momentum of a body is scalar or vector?

Linear momentum is a vector, it is a product of mass, a scalar and the velocity of an object, a vector having direction and magnitude.