A piece of stone tied at the end of a thread is whirled in a horizontal circle with uniform speed with the help of hand. Answer the following questions:
(a) Is the velocity of stone uniform or variable?
(b) Is the acceleration of stone uniform or variable?
(c) What is the direction of acceleration of stone at any instant?
(d) Which force provides the centripetal force required for circular motion?
(e) Name the force and its direction which acts on the hand.

Question

Flash Institute · Accepted Answer

(a) The velocity of the stone is variable.
(b) Acceleration of stone is variable.
(c) The direction of acceleration of stone at any instance is to the centre of the circular path.
(d) The frictional force provides the centripetal force.
(e) Centrifugal force acts on the hand and its direction is away from the centre.

Question

Answer

Didn't liked the above answer ?

💡 Some Related Questions

A uniform circular motion is an accelerated motion. Explain it. State whether the acceleration is uniform or variable? Name the force responsible to cause this acceleration. What is the direction of force at any instant? Draw diagram in support of your answer.

Draw a neat labelled diagram for a particle moving in a circular path with a constant speed. In your diagram show the direction of velocity at any instant.

Explain the meaning of uniform circular motion. Why is such motion said to be accelerated?

State two differences between the centripetal and centrifugal force.

(a) How does a centripetal force differ from a centrifugal force with reference to the direction in which they act?
(b) Is centrifugal force the force of reaction of the centripetal force?
(c) Compare the magnitudes of centripetal and centrifugal force.

Explain the motion of a planet around the Sun in an elliptical path.

What is a centripetal force ?

Differentiate between uniform linear motion and a uniform circular motion.

Question

Answer

Didn't liked the above answer ?

💡 Some Related Questions

Flash Education