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A 0.420-nm photon collides with a stationary electron. After the collision, the electron moves forward and the photon recoils backwards.
(a) Find the momentum of the electron.
(b) Find the kinetic energy of the electron.
A mass m = 17.0 kg rests on a frictionless table and accelerated by a spring with spring constant k = 4047.0 N/m. The floor is frictionless except for a rough patch. For this rough path, the coefficient of friction is ?k = 0.42. The mass leaves th..
You drop 500 g of ice at -35oC into a bucket of water (1200 g) at 45oC. Find the final temperature of the system
Two grapes are given equal charges and held apart at a distance of 2.0 m. Find the magnitude of the charge on each grape
One student playing an instrument with a frequency of 256 Hz, noticed a beat frequency of 10 Hz between himself and another student from a distance also playing an instrument with a frequency of 256 Hz. The second student was approaching the first..
A car travels along a certain road at an average speed of 46.51 km/h, Calculate the average speed for the round trip
A bat strikes a 182g ball with a force of 109-N at an angle of 57° above the horizontal. What is the ball's vertical acceleration (positive for upward, negative for downward).
A 2.0 hp electric motor on a water well pumps water from 10 m below the surface. How many liters of water does the motor pump in 1 hr
Two electrons, both with speed 1.0x10^4 m/s, are shot into a uniform magnetic field. The first is shot from the origin out along the + x-axis, compute the magnitude and direction of the magnetic field
A plank 2.00 cm thick and 13.7 cm wide is firmly attached to the railing of a ship by clamps so that the rest of the board extends 2.00 m horizontally over the sea below. find the shear modulus of the wood
a 15 kg hoop of radius 1 m is spinning at a rate of 4 rotations per second, What is the speed in rotations per minute
The main components of a thermal/steam power plant are: Pump, boiler, steam turbine, condenser and generator. which one operates at higher temperature and pressure
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
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