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One electron collides elastically with a second eletron initially at rest. after the collision, the radii of their trajectories are 1 cm and 2.4 cm. The trajectories are perpendicular to a uniform Magnetic field of .044 T. Determine the enerby of the incident electron.
If the magnetic field at the center of the winded is zero, how much is the magnitude and the direction in which the winded current flows
The middle C string on a piano is under a tension of 992 N. The period and wavelength of a wave on this string are 3.82 ms and 1.39 m
Race tracks are "banked" so that cars may travel faster around curves. Consider the situation described in problem 5), but bank the track at 15°. What is the maximum speed the car can have without the tires slipping
A 36.8-kg boy, riding a 2.63-kg skateboard at a velocity of +4.87 m/s across a level sidewalk, jumps forward to leap over a wall. Just after leaving contact with the board, What is the skateboard's velocity relative to the sidewalk at this instant
A flagpole consists of a flexible, 7.02 m tall fiberglass pole planted in concrete. What is the lowest frequency standing wave that can be formed on the flagpole
A crate with a weight of 50N rests on a horizontal surface. A person pulls horizontally on it with a force of 10N and it does not move. To start it moving, a second person pulls vertically upward on the crate. If the coefficient of static friction is..
During a baseball game a batter hits a popup to a fielder 82meters away. The acceleration of gravity is 9.8 m/s2. If the ball remains in the air for 5.8 s, how high does it rise
a simple harmonic oscillator consists of a block of mass 3.90 kg attached to a spring of spring constant 169 nm. when t
A water storage tower, is filled with freshwater to a depth of 6.4m. It has a circular basin with and Are of 30m^2. What is the weight(force) of water the basin supports
Five clocks are being tested in a laboratory. Exactly at noon, as determined by the WWV time signal, on successive days of a week the clocks read as in the following table.
Consider a fusion reaction in which two deuterium nuclei fuse to form a tritium nucleus and a proton, How much energy is released in this reaction
a skier of mass m is standing on a slope with an angle of elevation ø. After being given a tiny nudge, the skier slides down the slope, how much energy is lost while the skier slides down the incline
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