Home
Class 12
PHYSICS
A particle A moves along a circle of rad...

A particle A moves along a circle of radius `R=50cm` so that its radius vector r relative to the point O(figure) rotates with the constant angular velocity `omega=0.40rad//s`. Find the modulus of the velocity of the particle, and the modulus and direction of its total acceleration.

A

`v=0.4m//s, a =0.4m//s^(2)`

B

`v=0.32m//s, a =0.32m//s^(2)`

C

`v=0.32m//s, a =0.4m//s^(2)`

D

`v=0.4m//s, a =0.32m//s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A particle moves in a circle of radius 1.0cm with a speed given by v=2t , where v is in cm//s and t in seconds. (a) Find the radial acceleration of the particle at t=1s . (b) Find the tangential acceleration of the particle at t=1s . (c) Find the magnitude of net acceleration of the particle at t=1s .

A particles is moving on circular path of radius R with constant angular velocity omega . Its centripetal acceleration will be …... .

A point moves along an arc of a circle of radius R. Its velocity depends on the distance covered s as v=asqrts , where a is a constant. Find the angle alpha between the vector of the total acceleration and the vector of velocity as a function of s.

A particle is moving in a circle of radius r with speed v as shown in the figure. The magnitude of change in velocity in moving from P to Q is

A particle moves with deceleration along the circle of radius R so that at any moment of time its tangential and normal acceleration are equal in moduli. At the initial moment t=0 the speed of the particle equals v_(0) , then th speed of the particle as a function of the distance covered S will be

A particle moving parallel to x-axis as shown in fig. such that at all instant the y-axis component of its position vector is constant and is equal to 'b'. Find the angular velocity of the particle about the origin when its radius vector makes angle theta from the axis.

A particle of mass 'm' is moving along a circle of radius 'r'. At some instant, its speed is 'v' and it is gaining speed at a uniform rate'a', then, at the given instant, acceleration of the mparticle is :

A spot light S rotates in a horizontal plane with a constant angular velocity of 0.1 rad//s . The spot of light P move along the wall at a disatnce 3 m . What is the velocity of the spot P when theta = 45^(@) ?

A point mass moves along a circle of radius R with a constant angular acceleration alpha . How much time is needed after motion begins for the radial acceleration of the point mass to be equal to its tangential acceleration ?

In the figure, what will be the sign of the velocity of the point P_1 , which is the projection of the velocity of the reference particle P. P is moving in a circle of radius R in anti-clockwise direction. .