Question

Why is it not easy to whirl a hammer tied by a longer chain?

Answer 1

because with a longer chain you are giving the hammer momentum so it will take more strength to move (aka.) whirl

Answer 2

any effect on centripetal force?

Answer 3

nope for the fact that centripetal force is defined as a force which keeps a body moving with a uniform speed along a circular path and is directed along the radius towards the center

Answer 4

so if radius increases then any effect?

Answer 5

ok i got it thnxxx alot

Answer 6

yup