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What are similarities and differences of reflection, refraction, diffraction and absorption?
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Astep up transformer has 250 turns on its primary and 500 turns on it secondary. when the primary is connected to a 200 v and the secondary is connected to a floodlight that draws 5a, what is the power output? show all of your work.
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A projectile, fired with unknown initial velocity, lands 20sec later on side of hill, 3000m away hor...
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