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(a) Find the linear momentum and kinetic energy of a bullet of mass 4.60 10-2 kg moving at a speed of 320 m/s.
linear momentum =
kinetic energy =
(b) Find the linear momentum and kinetic energy of a football player of mass 127 kg moving at a speed of 10.0 m/s.
(c) Find the linear momentum and kinetic energy of a truck of mass 1.00 104 kg moving at a speed of 19.0 m/s.
A 0.0290 kg bullet moving horizontally at 400 m/s embeds itself into an initially stationary 0.500 kg block. How far does this combination travel before stopping
find the minimum size of the snowshoes needed.
A straight horizontal garden hose 37.0 m long with an interior diameter of 2.10 cm is used to deliver 20oC water at the rate of 0.430 liters/s.
Calculate the magnitude, the direction of resultant force and the coefficient of kinetic friction.
One resistor dissipates 12 W of power when connected across a battery. how much total power will they dissipate
A woman holds a tube of lipstick 2.3 cm from a spherical mirror and notices that the image of the tube is upright and one fifth its normal size, Determine the position of the image. Is it in front of or behind the mirror
how to determine the magnitude of the acceleration at the instant.
As a 1240-kg truck travels up a 15.4-m-high hill, the nonconservative forces of friction and the force generated by the engine do work on the truck. determine the change in the truck's kinetic energy
A missile is shot straight up into the air. At the peak of its trajectory, it breaks up into three pieces of equal mass, What is the angle of the remaining piece
A fisherman weighing 60 kg in a boat of mass 30 kg at rest throws a 5 kg jug of water toward the east. what is the speed of the boat
During the collision with the ground, he comes to rest in a time of .101 s. The average force exerted on him by the ground is +18000 N, where the upward direction is taken to be the positive direction. Elucidate from what height did the student f..
A speeder passes a parked police car at 30 m/s. At that instant, the police car starts from rest with a uniform acceleration of 2.44 m/s2.
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