Physics-
General
Easy

Question

A light rod carries three equal masses A, B and C as shown in the figure the velocity of B in vertical position of rod if it is released from horizontal position as shown in the figure is .....

  1. square root of 2 g l end root    
  2. square root of fraction numerator 18 g l over denominator 7 end fraction end root    
  3. square root of fraction numerator 4 g l over denominator 3 end fraction end root    
  4. square root of fraction numerator 8 text end text g l over denominator 3 end fraction end root    

The correct answer is: square root of fraction numerator 8 text end text g l over denominator 3 end fraction end root

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