What is the angular speed after the person has rotated
A person exerts a tangential force of 37.2 N on the rim of a disk-shaped merry-go-round of radius 2.70 m and mass 158 kg. If the merry-go-round starts at rest, what is its angular speed after the person has rotated it through an angle of 32.5°?
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A 0.400kg ice puck, moving east with a speed of 6.50m/s , has a head-on collision with a 0.700kg puck initially at rest.What will be the speed of the 0.700kg object after the collision?
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A person exerts a tangential force of 37.2 N on the rim of a disk-shaped merry-go-round of radius 2.70 m and mass 158 kg. If the merry-go-round starts at rest, what is its angular speed after the person has rotated it through an angle of 32.5°
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Air at 20 c, 40% RH is mixed adiabatically with air at 40 c , 40% RH in the ratio of 1 kg of the former to 2 kg of latter on a dry basis.
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