Physics, 03.03.2021 02:10 powellalyvia
A coin is dropped in a 15.0 m deep well.
A)How long does it take the coin to hit the surface of the water?
B)How much time would it take to hear the splash after dropping the coin if the speed of sound is 340. m/s?
Answers: 3
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Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?
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A coin is dropped in a 15.0 m deep well.
A)How long does it take the coin to hit the surface of the...
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