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1) What is the speed and momentum of a proton with kinetic energy 500 MeV?
2) What is the de Broglie wavelengeth of the proton in the above problem?
3) Find the maximum wavelength of light capable of ejecting an electron from a copper sample with a velocity of 1.75 * 10^6 m/s. Assume you can use the Newtonian equation for kinetic energy.
A point charge q = 1.45 nC is placed in the center of a spherical cavity of an isolated spherical conductor of inner radius 4 cm and outter radius 12cm
Illustrate what is the magnitude of the apparent weight of a 79 kg astronaut 5100 km from the center of the Earth's Moon in a space vehicle moving at constant velocity?
The spheres are then separated so that there is a distance of 200mm between their centers. What is the force between them?
An air puck of mass m1 = 0.30 kg is tied to a string and allowed to revolve in a circle of radius R = 1.0 m on a frictionless horizontal table. The other end of the string passes by a hole in the center of the table, and a mass m2 = 1.20 kg is att..
A roller coaster at the Six Flags Great America amusement park in Gurnee, Illinois, incorporates some clever design technology and some basic physics. What is the radius of the arc of the teardrop at the top
The two liquids do not mix. What is the difference in height between the top surface of glycerine and top surface of the alcohol.
It has been suggested that rotating cylinders about 12 mi long and 5.1 mi in diameter be placed in space and used as colonies. What angular speed should such a cylinder have so that the centripetal acceleration at its surface equals free-fall acce..
Estimate the time constant in a RC circuit.
An airline passenger dangles her watch from a string while the jet takes off. The string makes an angle of 25o with respect to the vertical while the aircraft accelerates for takeoff, which takes about 18 seconds. Determine the takeoff speed of the a..
You are an engineer in charge of designing a new generation of elevators for a prospective upgrade to the empire state building. Before the state legislature votes on funding for the project.
What is speed of the second train, which travels faster
A 8 kg box slides d = 4.2m down the frictionless ramp, after that collides with a spring whose spring constant is 250 N/m. angle is 30 degrees.
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