A package is pushed across a floor a distance of 70 feet by exerting a force of 46 pounds downward at an angle of 30° with the horizontal. How much work is done? (Round answer to the nearest whole number.)

Question

anonymous · Answer

what value of force?
i thought that pound is mass

anonymous · Answer

I'm not sure. I do not understand how to set up the problem.

anonymous · Answer

3778.34 N.m or Joule..

anonymous · Answer

The answer should be ft-lb (that's the label).

anonymous · Answer

in horsepower or in kilowatt??
or do you mean ft.lb/s?

anonymous · Answer

2778.6018 ft.lb

anonymous · Answer

W=f(x)cos theta

anonymous · Answer

Oh I see. I did:
46lbs(cos30degrees)(70ft). Thanks for your help!