A box weighing 150lb is moved across a horizontal  Floor by dragging it by means of a rope attached to the front end. If the rope makes an angle of 30° with the floor and if the coefficient of friction between box and floor is 0.400, find the force exerted by the man pulling the rope

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A box weighing 150lb is moved across a horizontal  Floor by dragging it by means of a rope attached to the front end. If the rope makes an angle of 30° with the floor and if the coefficient of friction between box and floor is 0.400, find the force exerted by the man pulling the rope.

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