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Q3: The string in the figure is 50
Q21: An airplane is flying north at
Q32: A 0.25-kg block oscillates on the end
Q42: Two projectiles are in flight at the
Q45: Both the x and y coordinates of
Q47: What magnitude impulse will give a 2.0-kg
Q48: A uniform rod AB is 1.2 m
Q54: A simple harmonic oscillator consists of a
Q71: A baseball is hit straight up and
Q81: A U-tube has dissimilar arms, one having