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Mathematics 7 Online
OpenStudy (anonymous):

a box of weight 15 n is on a rough plane inclined at 30 degrees to the horizontal. The coefficient of friction between the box and the plane is 0.3. A light string is attached to the box and is inclined at 30 degrees to the plane. The box is in limiting equilibrium, about to move up the plane. Find the tension in the string.

OpenStudy (anonymous):

have answer choices

OpenStudy (anonymous):

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