A certain type of laser emits light that has a frequency of 5.2 1014 Hz. The
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(a) How many wavelengths are there in one pulse?
(b) The light enters a pool of water. The frequency of the light remains the same, but the speed of the light slows down to 2.3 × 108 m/s. How many wavelengths are there now in one pulse?
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The length of each pulse is equal to the product of its speed and the time or x ct ...View the full answer
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