Tuesday
March 28, 2017

Post a New Question

Posted by on .

A 5.20 package slides 1.57 down a long ramp that is inclined at 13.0 below the horizontal. The coefficient of kinetic friction between the package and the ramp is = 0.305

Calculate the work done on the package by friction.

Calculate the work done on the package by gravity.

Calculate the work done on the package by the normal force.

  • physics - ,

    W(fr) = F(fr) •s=μ•mg•cosα•s=0.305•5.2•9.8•cos13°•1.57 =
    W(gr) = m•g•h=m•g•s•sinα=5.2•9.8•1.57•sin13° = …
    W(norm) =N•s•cos90°=0

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question