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Write down the wave function for the ground state of an electron in a hydrogen atom in spherical coordinates. What are n, l, and m? Compute the expectation value (r), in Angstroms.
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Question: What is the spacing (in mm) between the slits? Light from a helium-neon laser (? = 633 nm) is used to illuminate two narrow slits. The interference pattern is observed on a screen3.3m behind the slits. Eleven b ...
Question: People have proposed driving motors with the earth's magnetic field. This is possible in principle, but the small field means that unrealistically large currents are needed to produce noticeable torques. Suppos ...
Question: An object is 30 cm in front of a converging lens with a focal length of 10 cm. Use ray tracing to determine the location of the image. What are the image characteristics: (i) upright or inverted, (ii) magnifica ...
Question: The nuclear mass of 141 Ba is 140.883 amu. Calculate the Binding energy per nucleon for 141 Ba. In J/Nucleon. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow ...
Question: Some passengers on an ocean cruise may suffer from motion sickness as the ship rocks back and forth on the waves. At one position on the ship, passengers experience a vertical motion of amplitude 1.6m with a pe ...
Question: A point source of light illuminates an aperture 2.00 away. A 14.0 -wide bright patch of light appears on a screen 1.00 behind the aperture. How wide is the aperture (in cm)? The response must be typed, single s ...
Question: A simple pendulum consisting of a mass m attached to a massless string of length L is performing harmonic oscillations for small angles. Determine the period T in terms of L and the gravitational acceleration c ...
Question: A proton and an alpha particle are momentarily at rest at a distance r from each other. They then begin to move apart. Find the speed of the proton by the time the distance between the proton and the alpha part ...
Question: Suppose an earthquake shakes you with a frequency of 9.5 Hz as it passes and continues on to another city 75 km away, which it reaches in 15 s. What is the wavelength of the earthquake, in meters? The response ...
Question: You are standing on a train station platform as a train passesslowly throught the station, moving with a constant velocityu. Aboard the train is your friend B, who is practicing herjuggling. She launches one ba ...
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