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A coin placed 29.0 cm from the center of a rotating, horizontal turntable slips when its speed is 50.2 cm/s.
(a) What force causes the centripetal acceleration when the coin is stationary relative to the turntable?
static friction
inertia
kinetic friction
centrifugal force
(b) What is the coefficient of static friction between coin and turntable?
he plane is traveling horizontally at 150.0 m/s at a height of 70.0 m above the ground. Illustrate what horizontal distance does the package travel before striking the ground?
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To fill a child's inflatable wading pool, you use a garden hose with a diameter of 2.90 cm. Water flows from this hose with a speed of 1.50 m/s. How long will it take to fill the pool to a depth of 25.0 cm if the pool is circular and has the diame..
Over a time interval of 1.92 years, the velocity of a planet orbiting a distant star reverses direction, changing from +19.7 km/s to -19.1 km/s.
Now assume the particle is a proton and that its initial velocity is 254.7 m/s to the right. If the magnitude of the magnetic field is 0.98 T
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