A Push of Magnitude P Acts on a Box of Weight

question 27

Multiple Choice

A push of magnitude P acts on a box of weight W as shown in the figure. The push is directed at an angle θ below the horizontal, and the box remains a rest. The box rests on a horizontal surface that has some friction with the box. The normal force on the box due to the floor is equal to

• A) W.
• B) W + P.
• C) W + P cos θ.
• D) W + P sin θ.
• E) W - P sin θ.

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