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A bowling ball encounters a 0.760-m vertical rise on the way back to the ball rack, as the drawing illustrates. Ignore frictional losses and assume that the mass of the ball is distributed uniformly. The translational speed of the ball is 6.84 m/s at the bottom of the rise. Find the translational speed at the top.
Just after each jumps, that person is moving away from the crate with a speed of 4.40 m/s relative to the crate.
Sam heaves a shot with weight 16-lb straight upward, giving it a constant upward acceleration from rest of 45.7 m/s^2 for a height 65.0 cm. What is the speed of the shot when he releases it
A generator has a square coil consisting of 320 turns. The coil rotates at 67 rad/s in a 0.34 T magnetic field. What is the length of one side of the coil
What is the magnitude of the contact force on the student by the backpack.
Calculate the x component of the velocity of the particle.
A skier starts from rest at the top of a hill. The skier coasts down the hill and up a second hill, as the drawing illustrates. What must be the height h of the first hill
A steel ball of mass 0.400 kg is fastened to a cord that is 60.0 cm long and fixed at the far end. The ball is then released when the cord is horizontal. Find the speed of the block just after collision
question1the pulley of an ideal atwoods machine is given an upward acceleration a. find out an acceleration of each
A 210-m-wide river flows due east at a uniform speed of 3.5 m/s. A boat with a speed of 6.7 m/s relative to the water leaves the south bank pointed in a direction 37o west of north. How long does it take for the boat to cross the river
the uss enterprise accelerates from rest at 100000 ms2 for a time of four seconds. how far did the ship travel in that
The sound a string guitar can be varied by changing the tension in each string. what are the wave's natural frequencies
An object is 17 mm in front of a converging lens, and the image is 3 mm behind the lens. What is the focal length of the lens? Reply In mm
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