Laws Of Motion Question 327

Question: In the diagram shown, friction is completely absent. If a force F has been applied on the wedge such that it moves with a constant velocity than value of normal reaction N’ is

Options:

A) >F

B) <F

C) =F

D) cannot find

Show Answer

Answer:

Correct Answer: A

Solution:

[a] For the wedge, NAsinθ=F

NA=Fsinθ. As sinθ1, and so N !!!! F



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