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A 5 kg bucket is attached to a disk-shaped pulley of radius 0.15m and mass 1.5kg. If the bucket is allowed to fall, what is its linear acceleration? What is the angular acceleration of the pulley? How far does the bucket drop in 2 seconds?
A lawn mower has a flat, rod-shaped steel blade that rotates about its center. What is the rotational energy of the blade at its operating angular speed of 3340 rpm
A ball is thrown horizontally from the top of a 20-m high hill. It strikes the ground at an angle of 45 degrees. With what speed was it thrown
in the measurement of length of a cylinder the main scale reading of a vernier caliper is 1.5 cm the vernier reading is
A .7700kg ball is thrown straight up withinitial velocity of 8.720m/s. at the balls peak a .07kg dart,travelling parallel to the ground, How far away from the ball's original position do they land
During the pitching motion, a baseball pitcher exerted an average horizontal force of 60 N against the 0.15 kg baseball while moving it through a horizontal displacement of 2.0 m before he released it
A heat engine operates in a Carnot cycle between 76.0°C and 355°C. It absorbs 21000 J of heat per cycle from the hot reservoir. The duration of each cycle is 3.00 s
A certain superconducting magnet in the form of a solenoid of length 0.520 m can generate a magnetic field of 9.10 T in its core when its coils carry a current of 80 A
A coil of four circular loops of radius 3.0cm carries a current of 5.0A clockwise, What is the magnetic field at the center of the coil
A dolphin leaps out of the water at an angle of 36.1 ° above the horizontal. Find the magnitude of the vertical component of the velocity
A 0.15 kg particle moving to the left with a speed of 0.05 m/s, Determine the final velocity of each particle and the fraction of total energy transferred to the 0.27 kg particle
A girl hits a puck, giving it an initial velocity of 6m/s. If the coefficient of kinetic friction is 0.050, how far will the puck slide before stopping
Julie throws a ball to her friend Sarah. The ball leaves Julie's hand a distance 1.5 meters above the ground with an initial speed of 22 m/s at an angle 63 degrees, What is the distance between the two girls
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