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A proton has an initial speed of 3.2×105m/s.
What potential difference is required to bring the proton to rest? Express your answer using two significant figures.
What potential difference is required to reduce the initial speed of the proton by a factor of 2? Express your answer using two significant figures.
What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 2?
Express your answer using two significant figures.
estimate the average power output on the way up. A speedboat moving at 39 m/s approaches a no-wake buoy marker 100 m ahead. The pilot slows the boat with a constant acceleration of -3.15m/s2 by reducing the throttle.
Obtain what energy is dissipated by a lightning bolt having a 18,000 Amp current, a voltage of 106 MV, and a time duration of 1.00 milliseconds
Suppose you want to run some apparatus that is 85 from an electric outlet. What voltage will be applied to your apparatus
during a circus performance a 74.9-kg human cannonball is shot out of an 18.6-m-long cannon. if the human cannonball
A cannon is launched at an angle of 45.00 and the cannon ball lands 301 m away. How long was the cannon ball in the air
Image intensifiers used in night-vision devices create a bright image from dim light by letting the light first fall on a photocathode. If light of wavelength 720nm strikes such a photocathode, what will be the maximum kinetic energy, in eV, of the..
An AC generator with a variable frequency is connected across a 45 cm piece of the coaxial cable( outer radius of 4.5mm and an inner radius of 1.5mm, what is the new resonant frequency
Find out the angle theta_1 through which the flywheel will have turned during the time it takes for it to accelerate from rest up to angular velocity omega_1.
(a) What maximum force can you exert horizontally on the crate without moving it? (b) If you continue to exert this force once the crate starts to slip, what will the magnitude of its acceleration then be?
A Pilot ejects from a jet raveling horizontally at 361 m/s. The combined mass of the pilot and their ejection seat is 200 kg. Whats the drag force exerted on the pilot
two blocks, each of mass m=2.80kg are hung from the ceiling of an elevator. If the elevator moves with an upward acceleration a of magnitude 1.9m/s^2, find the tensions T1 and T2 in the upper and lower strings
What is the weight of the oxygen in the tank when he reaches the top of Mt. Everest where the acceleration of gravity is 32.082 ft/s2? Assume that no oxygen has been removed from the tank; it will be used on the descent portion of the climb.
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