A simple pendulum bob is given a horizontal velocity sqrt((7)/(2)gl) at the bottom. The string slackens after swinging through an angle theta with the vertical. The theta is

A simple pendulum bob is given a horizontal velocity sqrt((7)/(2)gl) a

1.	A simple pendulum bob is given a horizontal velocity sqrt((7)/(2)gl) at the bottom. The string slackens after swinging through an angle theta with the vertical. The theta is
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