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In a Compton scattering experiment, an x-ray photon scatters through an angle of 17.4° from a free electron that is initially at rest. The electron recoils with a speed of 2150 km/s.
(a) Calculate the wavelength of the incident photon.
(b) Calculate the angle through which the electron scatters.
A 50-kilogram woman balances on one heel of a pair of high heel shoes. If the heel is circular with radius of .5 cm, what pressure does she exert on the floor.
What is the capacitance after the separation becomes 2d.
The nucleus of 8Be, which consists of 4 protons and 4 neutrons, is very unstable and spontaneously breaks into two alpha particles (helium nuclei, each consisting of 2 protons and 2 neutrons).
q1. what will be the equilibrium temperature when a 223 g block of copper at 258 c is placed in the 178 g aluminium
A space traveller whose mass is 104kg leaves earth. What are his weight and masson earth and in interplanetary space where there are no near planetary objects.
at rest, a light source emits 532 nm light. as it moves along a line connecting it and Earth, observers on Earth measure the wavelength to be 412 nm. What is the sources velocity and direction? Were it to move in opposite direction at the same spe..
Suppose an object is placed 6 cm in front of a lens that has a focal length of 4 cm. Where is the image located? What are the magnification and the character of the image
The equation of a transverse wave traveling in a rope is given by y=10sinx(0.01x-2.000. where y and x are expressed in centimeters and t in seconds. Find the amplitude, frequency, velocity and wavelength of the wave. Find the maximum transverse speed..
q1. in brief explain the changes that the sun will go through after it exhausts its core hydrogen. be sure to describe
Lithium, beryllium, and mercury have work functions of 2.30eV,3.90eV, and 4.50eV respectively. Find the maximum kinetic enery for the photoelectrons in each case
a cat with mass 4.5 kg is sitting on top of a turntable of mass 20 kg and radius 1.4 m. Calculate the magnitude of the angular velocity of the turntable in rotations per minute
a charge q1 q is positioned on the x axis at x a. where should a charge q2 9q be placed to produce a net electric
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