Home
Class 12
PHYSICS
A particle moving in a circle of radius ...

A particle moving in a circle of radius 40 cm has a linearspeed of 30`m//s` at a certain instant, itslinear speed isincreasing at the rate of `4 m//s^2`. Then the rate of change of centripetal acceleration increasing at the instant will be

A

`200 m//s^3`

B

`600 m//s^3`

C

`100 m// s^2`

D

`300 m//s^3`

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

A car of mass m moves in horizontal circular path of radius r meter . At an instant its speed is v m/s and in increasing at a rate of 'a' m/s^2. Then the acceleration of the car is,

A car is travelling at a given instant 40 m//s on a circular road of radius 400m. Its speed is increasing at the rate of 3 m//s . Its tangential acceleration is

A particle moves in a circle of radius 25 cm at two revolutions per sec. The acceleration of the particle in m//s^(2) is:

If a particle is moving along a circle of.radius 3m with a constant speed 9 m//s , then it covers a quarter of the circle in time of

A car is moving along a circular road at a speed of 20 m//s . The radius of circular road is 10 m. IF the speed is increased at the rate of 30 m//s^2 , what is the resultant acceleration at that moment?

A car is moving with speed 30m//sec on a circular path of radius 500 m . Its speed is increasing at the rate of , 2m//sec^(2) , What is the acceleration of the car

A particle moves in a circle of radius 5 cm with constant speed and time period 0.2pis . The acceleration of the particle is

The length x of a rectangle is increasing at the rate of 3 m/sec and the width y is increasing at the rate of 2 m/sec. Find the rate of change of its area when x=10 cm and y=6 cm.

A motor car is travelling at 30 m/s on a circular track of radius 450 m. If its speed is increasing at the rate of 2 m/s^2, then its acceleration will be

If the radius of a circle be increasing at a uniform rate of 2cms^(-1) . The rate of increasing of area of circle, at the instant when the radius is 20 cm is