Question

20.
A frictionless track ABCDE ends in a circular loop
of radius RA body slides down the track from
point A which is at a height 5 cm. Maximum value
of R for the body to successfully complete the
loop is
xfm)
2A
rough
ed of
15
=
(1) 5 cm
(2)
cm
cm
(4) 2 cm
7
cm​

Answer 1

the answer is 4 cm 5 cm 6 7 8 9 CM 10 cm