Apiece of gum is stuck to the outer edge of a horizontal turntable, which is revolving at a constant speed. the shadow of the gum is projected onto a wall behind the turntable. how does the frequency of rotation of the turntable compare to the frequency of oscillation of the gum's shadow?
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Aneutron and a proton combine to form a nucleus. why does the mass of the nucleus differ from the sum of the masses of the individual nucleons?
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Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.
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Match each type of lever with the correct diagram. 1. first-class 2. third-class 3. second-class
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