Physics, 28.01.2020 19:41 brattymoo1009
You crouch from a standing position, lowering your center of mass 18 cm in the process. then you jump vertically. the average force exerted on you by the floor while you jump is three times your weight. what is your upward speed as you pass through your standing position in leaving the floor?
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Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy
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The rocket is fired vertically and tracked by the radar station shown. when θ reaches 66°, other corresponding measurements give the values r = 32700 ft, r¨ = 85 ft/sec2, and θ˙ = 0.019 rad/sec. calculate the magnitudes of the velocity and acceleration of the rocket at this position.
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How much energy is supplied to each coulomb of charge that flows through a 12-v battery?
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You crouch from a standing position, lowering your center of mass 18 cm in the process. then you jum...
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