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A basketball player passes the 0.60-kg basketball to another player with bouncing it off the court. The ball hits the court by a speed of 5.5 m/s at an angle of 67° from the vertical. If the ball rebounds with the similar speed and angle, what was the impulse delivered to it with the court?
The reel has radius R and moment of inertia I. One end of the block of mass m is connected to a spring of force constant k, and the other end is fastened to a cord wrapped around the reel. The reel axle and the incline are frictionless. The reel i..
A wheel rotates with a constant angular acceleration of 3.75 rad/s2. Assume the angular speed of the wheel is 2.20 rad/s at ti = 0. Through what angle does the wheel rotate between t = 0 and t = 2.00 s
At a recent rock concert, a dB meter registered 130 dB when placed 1.50 m in front of a loudspeaker on the stage. What was the power output of the speaker
Two identical small insulating balls are suspended by separate 0.22-m threads that are attached to a common point on the ceiling. Each ball has a mass of 8.10 10-4 kg.
1 a 85cm3 block of iron is removed from an 800oc furnace and immediately dropped into 200 ml of 20oc water. what
A soccer player kicks a ball, giving it an initial velocity of 17.2 m/s in the horizontal direction, How far down the field does the ball travel before landing
q. nasa sends a satellite to another planet by placing the satellite in a keplerian orbit around the sun such that the
When a 3.00-kg object is hungvertically on a certain light spring described by Hooke's law, thespring stretches 3.01 cm. If the 3.00-kg object is removed, how far will the spring stretch if a 1.50-kg block is hung on it
question a proton mass mp a deuteron m 2mp q e and a alpha particle m 4mp q 2e are accelerated by the same
a 50 kg sprinter, starting from rest, runs 50 m in 7.0 s at a constant acceleration. what is the sprinter's power output during the final 2.0 s
You are testing a new amusement park roller coaster with an empty car with mass 123 kg. One part of the track is a vertical loop with radius 11.1 m, how much work is done by the friction
A 1000-kg car is moving at 30 m/s around a horizontal curve whose radius is 100m. What is the magnitude of the frictional force
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