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Lift is moving along y-axis and X-axis. ...

Lift is moving along y-axis and X-axis. A ball (m) is hung from the ceiling of a lift with light inextensible string and box of mass 'n' is placed against one of the walls as shown. (Neglect friction) (T : tension in string)

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The correct Answer is:
`A - QS; B - QRS ; C - PQRS ; D-S`
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