How much work was done by friction on megan
Megan's mass is 28 kg. She climbs the 4.8 m ladder of a slide and reaches a velocity of 3.2 m/s at the bottom of the slide. How much work was done by friction on Megan? Assume that air resistance is negligible.
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What is the top speed at which they can drive successfully around the curve? The coefficient of static friction between the car's tires and the road is 0.800.
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