Question

1. Two blocks are in static equilibrium (a) If block A has a mass of 15...

1. Two blocks are in static equilibrium

(a) If block A has a mass of 15 kg and coefficient of static friction 0.2 find the maximum mass of block b

(b) If an extra 5 kg are added to B find the acceleration of A and tension T in the rope. (coefficient of kinetic friction os 0.17)

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Answer #1

(a)
  

Calculate the maximum mass of block B.




Thus, the maximum mass of block is 3 kg.

(b) If extra 5 kg are added to B, the mass of B would become 3+5 = 8 kg.

The tension in the rope can be calculated as-

The acceleration of A is -



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