Home
Class 12
PHYSICS
Centripetal acceleration is...

Centripetal acceleration is

A

a constant vector

B

a constant scalar

C

a magnitude changing vector

D

not a constant vector

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

If a body moves on the circumference of a circle with a speed equal to that which it would acquire by falling freely through half the radius of the circle, prove that its centripetal acceleration is equal to the acceleration of the free fall.

Two bodies having masses 10kg and 5kg are moving in concentric orbits of radii 4 and 8 such that their time periods are the same. Then the ratio of their centripetal accelerations is

The term centripetal acceleration was proposed by

Centripetal acceleration of a particle of mass m moving in a circle of radius r is 4//r^(2) . What is the angular momentum of the particle ?

Centripetal acceleration of a cyclist completing 7 rounds in a minute along a circular track of radius 5 m with a constant speed ,is

if speed of an object revolving in a circular path is dobled and angular speed is reduced to half of original value, then centripetal acceleration will becom/remain

Suppose that the rotation of the earth was increased such that the centripetal acceleration was equal to the gravitational acceleration at the equator (i) Find the speed of a person standing at the equator and (ii) How long would a day be ?

An insect trapped in a circular groove of radius, 12 cm moves along the groove steadily and completes 7 revolutions in 100s. What is the angular speed and the linear speed of the motion ? What is the magnitude of the centripetal acceleration in above problem ?

(A): When a particle moves in a circle with a uniform speed, its velocity and accele ration both changes. (R): The centripetal acceleration in circular motion is dependent on angular velocity of the body.