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A 300 keV photon is scattered at an angle of 30 degrees during a Compton interaction. What are the energies of the scattered photon and the Compton electron?
A series RLC circuit has R= 50, L= 2.7 H, and C= 52 nF. It is connected to an AC voltage source with an rms amplitude of 12 V, find the average power dissipated by the circuit
A 1.9 kilogram mass is attached to a spring with a force constant of 59 N/m. find its speed when it is halfway to the equilibrium position
A spherically symmetric object, with radius = 0.50 m and mass = 1.9 kg, rolls without slipping across a horizontal floor, with velocity = 0.8 m/s. It then rolls up an incline with an angle of inclination = 28o and comes to rest a distance = 3.9 m ..
A playground merry-go-round has a radius of 4.20 and a moment of inertia of 255, What is the work done by the child
An apparatus similar to the one used in lab uses an oscillating motor at one end to vibrate a long rope with frequency f = 40 Hz and amplitude A = 0.25 m. The rope is held at constant tension by hanging a mass on the other end.
A thin, uniform, rectangular sign hangs vertically above the doorof a shop. The sign is hinged to a stationary horizontal rod alongits top edge. Calculate its angular speed immediately after the impact
An object is placed 13 cm in front of a concave mirror whose focal length is 23 cm. The object is 2.7 cm tall. Determine (a) the location of the image, taking a real image as a positive value and a virtual image as a negative value. (
A straight, stiff, horizontal wire of length 30 cm and mass 60 g is connected to a source of emf by light, flexible leads. A magnetic field of 1.5 T is horizontal and perpendicular to the wire. Find the current necessary to float the wire; that is, f..
A 290kg metal box is on an incline of 29 degrees and slides down4.3 m. It is kept from accelerating by a man who is pushing back on it parallel to the incline. The effective coeff of kinetic friction is 0.40.
A 0.0100 kg wire, 2.00 m long, is fixed at both ends and vibrates in its simplest mode under a tension of 185 N. What could be the frequency of the tuning fork
A photoelectric effect experiment finds a stopping potential of 1.93 V when light of wavelength 200 nm is used to illuminate the cathode. what metal is the cathode made?
An auditorium of size 40m x 20m x 8m has 600 people init. The temperature of the air is 27oC. Obtain how many moles of air are there in auditorium
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