With reference to the direction of action, how does a centripetal force differ from a centrifugal during uniform circular motion ?

During uniform circular motion of a particle

Which of the following quantities remains constant during uniform circular motion ?

How does a man's voice differ from a woman's voice ?

How does a taxon differ from category?

How does the musical sound differ from the noise?

(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.

A piece of stone tied at the end of a thread is whirled in a horizontal circle with uniform speed by 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.

What is a proton? How does it differ from a neutron?

How does reptilia differ from other vertebrates ?

How does amorphous silica differs from quartz?