Asked by ally
A woman pushes a lawn mower with a con-
stant force of 112 Newtons at an angle of
37 with respect to the horizontal. The lawn
mower moves at a speed of 20 cm/sec.
What is her power output? (1 hp = 746
Watts)
stant force of 112 Newtons at an angle of
37 with respect to the horizontal. The lawn
mower moves at a speed of 20 cm/sec.
What is her power output? (1 hp = 746
Watts)
Answers
Answered by
Damon
v = .2 m/s
F = 112 cos 37
power = F v = .2 * 112 cos 37 Watts
to get HP divide by 746
F = 112 cos 37
power = F v = .2 * 112 cos 37 Watts
to get HP divide by 746
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