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Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?
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If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?
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Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?
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Física: un futbolista patea hacia el arco con una velocidad de 15m/ah, calcular: a)el alcance para un ángulo de tiro de 25º, b) el tiempo que el balón permanece en el aire.
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Whats the velocity of 260.5 meters in 19.4 seconds?...
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