Machine parts in an aqueous ultrasonic cleaning bath
Particles around 4.0 x 10-2 cm in diameter are to be scrubbed loose from machine parts in an aqueous ultrasonic cleaning bath. Above what frequency must the bath be operated to generate wavelengths of this size and smaller?
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Determine the wavelength in nanometers of the light absorbed by a hydrogen atom to cause the "ultimate" quantum jump or electron transition from n=1 to n=infinity.
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hickness are each lying flat on the table. Compute the gain in potential energy of the system when they are stacked one on top of the other.
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