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In the Bohr model of the hydrogen atom, an electron moves in a circular path around a proton. The speed of the electron is approximately 2.51 106 m/s.
(a) Find the force acting on the electron as it revolves in a circular orbit of radius 5.28 10-11 m.
magnitude ___ N
direction _____
(b) Find the centripetal acceleration of the electron.
magnitude ___ m/s2
direction ___
The drawing shows a rectangular block of glass (n = 1.52) surrounded by a liquid with n = 1.58. At what angle does the ray leave the glass at point B
A 2 MeV deuteron strikes a 6Li3 nucleus. The compound nucleus splits into identical nuclides. calculate the COM kinetic energy of each
Runner A is initially 8.0 mi west of a flagpole and is running with a constant velocity of 6.0 mi/h due east. How far are the runners from the flagpole
What thickness of board (calculated to 0.1 cm) would it take to stop the bullet, suppose that the acceleration through all boards is the same.
What happens to the size of the force on the proton if the electron is moved 0.50 m closer to the proton.
Two point charges each have a value of 30.00 x 10^-3 and are separated by a distance of .04m what is the electric field midway between the two charges
a spherical conductor of radius 7.00mm carries a surface charge density of 9.00 microC/mm2. How much stored energy is there between the spheres
An electron moves in a circular path perpendicular to the constant magnetic field with a magnitude of 2.00 mT. The angular momentum of the electron about the center of the circle is 5.50 multiplied by 10-25 J•s.
A child sits on the edge of a spinning merry-go-round that has a radius of 2.2 m. The child's speed is 4 m/s. What is the child's acceleration
The escape velocity of a bullet from the surface of planet Y is 1823 m/s. Calculate the escape velocity from the surface of the planet X if the mass of planet X is 1.47 times that of Y,
A tennis player receives a shot with the ball (0.060 0 kg) traveling horizontally at 52.5 m/s and returns the shot with the ball traveling horizontally at 38.5 m/s in the opposite direction
When driving west toward the Rocky Mountains, you see a peak 2.8^\circ above the horizon. Your GPS gives your current elevation as 1460m, Find the peak's elevation
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