Physics
General
Easy

Question

2 kg stone at the end of a string 1m long is whirled in a vertical circle at a constant speed. The speed of the stone is 4 m /sec. The tension in the string will be 52 N when the stone is-

  1. at the top of the circle  
  2. at the bottom of the circle  
  3. half way down  
  4. none of the above  

The correct answer is: at the bottom of the circle

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