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March 1, 2015

March 1, 2015

Posted by **ally** on Friday, February 25, 2011 at 4:47pm.

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)

- physics -
**Damon**, Friday, February 25, 2011 at 5:21pmv = .2 m/s

F = 112 cos 37

power = F v = .2 * 112 cos 37 Watts

to get HP divide by 746

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