A hydrogen atom in its first excited state absorbs a photon
A hydrogen atom in its first excited state absorbs a photon with an energy of 59.0 eV, and the electron is ejected. What is the kinetic energy of the ejected electron?
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A stationary detector sends out a sound wave of frequency 0.315 MHz toward an approaching car. What is the frequency of the waves reflected back to the detector
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A hydrogen atom in its first excited state absorbs a photon with an energy of 59.0 eV, What is the kinetic energy of the ejected electron
a driver in a vehicletraveling 40 mph shifts his eyes from right to left and focuses ona child about to dart across the street. estimate the distance infeet the vehicle travels as the driver's eye shift and fixate
Write a program that lets the user enter scores between 0 and 100 each time a number is entered, convert the number to a grade (I.e. the user enters a 88, the program should print "you got a B")
Finally, the train decelerates uniformly for another kilometer before coming to rest at station B. If the time for the whole journey is six minutes, draw the v-t graph and determine the maximum speed of the train.
The beam has a 6'-0" span and is constructed of sand-lightweight concrete with a unit weight of 120 pcf. The specified compressive strenght is 3000 psi. Use the ACI Code recommended value for the modulus.
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