How much work was done by friction on megan

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Q1. Megan's mass is 30 kg. She climbs the 4.8 m ladder of a slide and reaches a velocity of 2.8 m/s at the bottom of the slide. How much work was done by friction on Megan? Imagine that air resistance is negligible.

Q2. Two horizontal forces, 249 N and 165 N, are exerted in opposite directions on a crate. What is the net horizontal force on the create? Be sure to point to the direction of the net force.

Reference no: EM138759

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