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An electron is in the ground state of an infinite square well. The energy of the ground state is E1 = 1.26 eV.
(a) What wavelength of electromagnetic radiation would be needed to excite the electron to the n = 5 state?
nm
(b) What is the width of the square well?
One runner covered the 100-m dash in 10.9 s. Another runner came in second at a time of 11.4 s, determine the separation between the two runners when the winner crossed the finish line
Ladder 6.55 m long leans against the side of a building. If the ladder is inclined at an angle of 65.5° to the horizontal, what is the horizontal distance from the bottom of ladder to the building.
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Two pipes of equal length are each open at one end. Each has the fundamental frequency of 500 Hz at 325 K. In one pipe the air temperature is increased to 330 K. If the two pipes are sounded together, what beat frequency results.
A deuteron (the nucleus of an isotope of hydrogen) has a mass of 3.34×10?27kg and a charge of 1.60×10?19C, Find the speed of the deuteron
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A student makes a simple generator by using a single square loop 24 cm on each side. The loop is then rotated at a frequency of 60 Hz in a magnetic field of 0.044 T.
Explain why you think the Petroleum Marketing Practices Act was not passed until 1979 even though gasoline service station franchise arrangements had been in existence for decades before 1979.
An ac generator with a frequency of 1.54kHz and an rms voltage of 22.2V is connected in series with a 1.90k, What is the power factor for this circuit
You are doing exercises on a Nautilus machine in a gym to strengthen your deltoid (shoulder) muscles. If you have set the tension in the cable of the machine to 33.0 N on each arm, what is the tension in each deltoid muscle if you hold your outstre..
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