Physics-
General
Easy

Question

In the arrangement shown in figure all surfaces are smooth. Select the correct alternative(s)

  1. f o r space a n y space v a l u e space o f space theta space a c c e l e r a t i o n space o f space A space a n d space B space a r e space e q u a l
  2. contact force between the two blocks is zero if straight m subscript straight A over straight m subscript straight B equals tan space theta
  3. contact force between the two is zero for any value of straight m subscript straight A space text  or  end textstraight m subscript straight B
  4. normal reactions exerted by the wedge on the blocks are equal

The correct answer is: f o r space a n y space v a l u e space o f space theta space a c c e l e r a t i o n space o f space A space a n d space B space a r e space e q u a l

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