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burhan101 Group Title

A cart is pulled 5 m up a ramp under a constant force of 40 N. The ramp is inclined at an angle of 30 degrees. How much work is done pulling the cart up the ramp ?

  • one year ago
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  1. helpsos Group Title
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    could you give me the formula for finding work?

    • one year ago
  2. helpsos Group Title
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    i did this in grade 8 and don't exactly remember :P

    • one year ago
  3. burhan101 Group Title
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    :O this is a grade 12 calculus question ! @helpsos

    • one year ago
  4. tomo Group Title
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    work = force over a distance W = F*Dx F = 40N |dw:1362369200410:dw| find the x component of the distance he travels. this is Dx. then just plug it into the work equation.

    • one year ago
  5. burhan101 Group Title
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    how do you get 60 degrees ?

    • one year ago
  6. burhan101 Group Title
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    |dw:1362370304112:dw|

    • one year ago
  7. tomo Group Title
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    30+60+90 = 180 its a right triangle.

    • one year ago
  8. burhan101 Group Title
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    how did you determine the 30 degrees ? @tomo

    • one year ago
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