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Question

A force of left parenthesis 2 stack i with hat on top minus 4 stack j with hat on top plus 2 stack k with hat on top right parenthesis acts at a point left parenthesis 3 stack i with hat on top plus 2 stack j with hat on top minus 4 stack k with hat on top right parenthesis metre from the origin. The magnitude of torque is -

  1. zero  
  2. 24.4 N-m  
  3. 0.244 N-m  
  4. 2.444 N-m  

The correct answer is: 24.4 N-m

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