Question
A particle of mass m is projected with speed u at angle θ with horizontal from ground. The work done by gravity on it during its upward motion is
Joshi sir comment
H = u2sin2θ/2g
so work done by gravity = mgH
Read 1 Solution.
the answer is correct but it should be with -ve sign
SWATI KAPOOR 10 year ago
is this solution helpfull: 58 43