Homework Answers
6)The work done will be equal to the potential energy
PE = m g h
W = 2 x 9.8 x 1 = 19.6 J
Hence, W = 19.6 J
b)W = F d
d = 1/sin30 = 2 m
19.6 = F x 2 => F = 19.6/2
F = 9.8 N
c)d = 1/sin30 = 2 m
Hence, d = 2 m
d)M = force produced/force applied
M = 1
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