Physics-
General
Easy

Question

In the system shown in Fig, m subscript A end subscript equals 4 m comma m subscript B end subscript equals 3 m, and m subscript C end subscript equals 8. Friction is absent everywhere, and the string is inextensible and light. If the system is released from rest, then find the following.

The acceleration of Block A in horizontal direction is

  1. 5 divided by 4 blank m divided by s to the power of 2 end exponent    
  2. 21 divided by 2 blank m divided by s to the power of 2 end exponent    
  3. 11 divided by 7 blank m divided by s to the power of 2 end exponent    
  4. 27 divided by 5 blank m divided by s to the power of 2 end exponent    

The correct answer is: 5 divided by 4 blank m divided by s to the power of 2 end exponent

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In the system shown in Fig, m subscript A end subscript equals 4 m comma m subscript B end subscript equals 3 m, and m subscript C end subscript equals 8. Friction is absent everywhere, and the string is inextensible and light. If the system is released from rest, then find the following.

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