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Compute the DeBroglie wavelength and the orbital radius of an electron in the n = 4 energy state of a hydrogen atom. Utilize the Bohr model of the atom to make these calculations. Estimate the relationship among the DeBroglie wavelength and the orbital circumference of the electron.
A 4.0 Hz wave with an amplitude of 12 cm and a wavelength of 30.0cm travels along a stretched string. How far does a knot on the string travel in the same time interval
A tennis player hits a 58.0g tennis ball so that it goes straight up and reaches a maximum height of 7.05m . A) How much work does gravity do on the ball on the way up? B) How much work does gravity do on the ball on the way down?
A particle whose mass is 2 kilogram moves in the xy plane with a fix speed of 3 m/s in the x-direction along the line y=5. Determine what is its angular momentum (in kg .m2/s)relative to the origin
Consider two spheres of radius a with their centers separated by a distance d>>a. Find the capacitance of the system of the two spheres
A 92-keV x-ray is Compton-scattered through an angle of 10o. What is the energy of the x-ray after scattering
What lengths of ship three sides according to the observer
A block of mass Msits on an inclined plane (angle θ). The mass of the block is 3.0kg and the coefficient of static friction isμs.
Calculate the gravitational force exerted on the satellite by the Earth when it is in orbit
q1. mercedes an astrononaut on the moon holds a 2.5 kg bowling ball over her head 3.2 m above the surface of the moon
question1assume two boxes on a frictionless table are linked by a heavy cord of mass 1.0 kg. compute acceleration
assume that at low temperatures only the lattice vibrations and the electrons treated as a fermi gas contribute to the
Your cell phone typically consumes about 440 mW of power when you text a friend. what is the current flowing through the cell-phone circuitry under these circumstances
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