Suppose that a box has a mass of 100kg and the ramp has an angle of 23 degrees. What is the force needed to get the box moving up the ramp if the coefficient of static friction is 0.20?
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Particles are smaller than 1 nm ,they are not visible to naked eye. 3. They do not scatter a beam of light. ... Solute particles cannot be separated by the process of filtration and sedimentation.
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