Question

A mass of 3.9 kg suspended from a string of
length 0.5 m is at rest. Another body of mass
0.1 kg moving horinzontally with a velocity
200 mg-' strikes and stricks to it. The
maximum angle through which the system
swings just before the tension in the string
becomes zero is
1) 600
2) 90°
3) 1200
4) 1800​

Answer 1

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