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A cricket bowler can bowl a 158 g ball at 147 km/hr. Calculate the kinetic energy of this bowl and use this to compare to a bowling ball that weighs 7 kg. How fast would the bowling ball need to be bowled to have the same kinetic energy as the cricket ball?
A bus is traveling at a speed of 25.0m/s along a level road. Find the shortest distance in which the bus can come to a halt without causing the crate to slip forward relative to the bus
You measured the mass of a metal ball to be 1.002kg and its volume to be 2.1 L. What is its density of the ball
The particle then begins to move. Find out the speed of the alpha particle after it has moved through a potential difference of −3.45×10−3 V.
A mass m=2 kilogram that has a speed of 5.0 meter per second passes through a metal film of thickness 0.010 meter and emerges with a speed of 2.0 meter per second. Find the kinetic energy of the mass after exiting film
A neutron in a nuclear reactor makes an elastic head-on collision with a carbon atom initially at rest. (The mass of the carbon atom is 12 times that of the neutron.) What fraction of the neutron’s original kinetic energy is retained by the neutron?
A person of mass 75 kg stands at the center of a rotating merry-go-round platform of radius 3 m, Calculate the rotational kinetic energy of the system of platform plus person before and after the person's walk
an initially uncharged air-filled capacitor is connected to a 3.39-v charging source. as a result 9.57 times 10-5 c of
A rectangular loop of wire of dimensions 12 cm × 25 cm faces a long straight wire. The two long sides of the loop are parallel to the wire, What translational force does the straight wire exert on the loop
A horizontal force of 213 N is exerted on a 1.90 kg discus as it rotates uniformly in a horizontal circle (at arm's length) of radius 1.60 m. determine the time for one revolution of the discus. Round the answer to 2 decimal places.
A 62.1 kilogram skier coasts up a snow-covered hill that creates an angle of 23.1 degree with the horizontal. Find the work done by the kinetic frictional force that acts on the skier
question why is it that a grow-lamp tube has an apparent color temperature of 5500 k and is cool to the touch. however
questionwhile the movie back to the future ii came out everyone wanted a hover-board. you decide to use your
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