What was the initial speed

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Reference no: EM1390731

Q. A 39.00 g ball is fired horizontally with initial speed v_0 toward a 110g ball that is hanging motionless from a 1.00 m-long string. The balls undergo a head-on, perfectly elastic impact, after which the 110 g ball swings out to a highest angle theta_max = 52^circ. What was v_O?

Reference no: EM1390731

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