A mass m is attached to a thin wire and whirled in a vertical circle  . The wire is most likely to break when : 

 

  • Option 1)

    The mass is at the highest point 

  • Option 2)

    the wire is horizontal 

  • Option 3)

    The mass is at the lowest point 

  • Option 4)

    Inclined  at an angle of 60 degree from vertical 

Answers (1)

The resultant of weight and centrifugal force is maximum at bottom . so wire is mostly like to break at bottom 


Option 1)

The mass is at the highest point 

Option 2)

the wire is horizontal 

Option 3)

The mass is at the lowest point 

Option 4)

Inclined  at an angle of 60 degree from vertical 

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