Physics, 05.05.2020 23:12 larapoghosyan91
When a DVD is played, a laser light hits the surface of the disk and then returns to the detector. An illustration of DVD with an arrow pointing toward a spot on the disk labeled detector. Which wave phenomenon allows the DVD player to work? absorption interference reflection refraction
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Row old is the rock laver2. if this sedimentary rock layer is truly the oldest one of marine origin, what do you think that tells usabout the formation of earth's oceans?
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A70 kg person standing in an elevator is accelerated upwards at a rate of 2.5 m/s2. what is the force of the elevator on the person? 770 n 250 n 875 n -525 n
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Discuss the characteristics of the waves in the visible portion of the electromagnetic spectrum.
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When a DVD is played, a laser light hits the surface of the disk and then returns to the detector. A...
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