The Two Blocks in the Figure Have Masses M₁ and M₂

question 52

Multiple Choice

The two blocks in the figure have masses M₁ and M₂ such that M₁ < M₂ and they lay on a level,frictionless surface.We can apply a horizontal force F either from the left or from the right,as depicted in the figure.The contact force between masses M₁ and M₂ is

• A)the same in either case.
• B)larger when F is applied from the left.
• C)larger when F is applied from the right.
• D)zero newtons.
• E)impossible to determine based on this data.

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