A260 kg block is initially at rest on a horizontal surface. A horizontal force Fof magnitude 6.69 N and a vertical force Pare then applied to the block (see the figure). The coefficients of friction for the block and surface are ,-0.4 and - 0.25. Determine the magnitude of the frictional force acting on the block if the magnitude of Pis (a)8.00 N and (b)12.0N. (The upward pull is insufficient to move the block vertically) (a) Number Units (b) Number Units

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Chapter1: Units, Trigonometry. And Vectors
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A2.60 kg block is initially at rest on a horizontal surface. A horizontal force Fof magnitude 6.69 N and a vertical force Pare then
applied to the block (see the figure). The coefficients of friction for the block and surface are u, - 0.4 and - 0.25. Determine the
magnitude of the frictional force acting on the block if the magnitude of P is (a)8.00N and (b)12.0 N. (The upward pull is insufficient
to move the block vertically.)
(a) Number
Units
(b) Number
Units
Transcribed Image Text:A2.60 kg block is initially at rest on a horizontal surface. A horizontal force Fof magnitude 6.69 N and a vertical force Pare then applied to the block (see the figure). The coefficients of friction for the block and surface are u, - 0.4 and - 0.25. Determine the magnitude of the frictional force acting on the block if the magnitude of P is (a)8.00N and (b)12.0 N. (The upward pull is insufficient to move the block vertically.) (a) Number Units (b) Number Units
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