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Question

The moment of inertia of the pulley system as shown in the figure is 4 blank k g m to the power of 2 end exponent The radii of bigger and smaller pulleys 2m and 1m respectively The angular acceleration of the pulley system is

  1. 2.1 blank r a d divided by s to the power of 2 end exponent    
  2. 4.2 blank r a d divided by s to the power of 2 end exponent    
  3. 1.2 blank r a d divided by s to the power of 2 end exponent    
  4. 0.6 blank r a d divided by s to the power of 2 end exponent    

The correct answer is: 1.2 blank r a d divided by s to the power of 2 end exponent

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