Q)
(chatquestion)...(2)
(4)
A simple pendulum of length L and bob of mass
m is released from a horizontal state. The speed
of bob when its string makes an angle 60° with
(3)
7 cm
10 cm
8 cm
39.
34.
vertical is given by
The dia
seen fr
off, th
60
to a
poic
VgL
V39L
(1)
(2)
3gL
gL
(4)
(3)
40.
If a body looses half of its velocity on penetrating
ill it
...
