Question
a body of mass 500g moving at 5m/s comes to rest after covering a distance of 5m.find the retarding force acting on it.
Answers
Steve
v^2 = 2as, so
25 = 10a
a = 2.5 m/s^2
F = ma = 1.25N
25 = 10a
a = 2.5 m/s^2
F = ma = 1.25N