Physics, 11.10.2019 04:00 alexkoval1231
Auniform hollow spherical ball of mass 1.75 kg and radius 40.0 cm rolls without slipping up a ramp that rises at 30.0° above the horizontal. the speed of the ball at the base of the ramp is 2.63 m/s. (a) while the ball is moving up the ramp, find the magnitude of the acceleration of its center of mass.
Answers: 3
Physics, 22.06.2019 03:30, natu2072
Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n
Answers: 1
Physics, 22.06.2019 16:20, nessuhbae6722
What is the single most important equation in all of physics?
Answers: 1
Physics, 22.06.2019 16:50, fsugg9168
Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?
Answers: 2
Auniform hollow spherical ball of mass 1.75 kg and radius 40.0 cm rolls without slipping up a ramp t...
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