A pulling force making an angle θ to the horizontal is applied on a block of weight W placed on a horizontal table. If the angle of friction is ϕ
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A pulling force making an angle θ to the horizontal is applied on a block of weight W placed on a horizontal table. If the angle of friction is ϕ, the magnitude of the force required to move the body is equal to: A pulling force making an angle θ to the horizontal is applied [...]