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21-02-2012, 19:08
الله يسعدكم عندي سؤال أبغاكم تحلونو لي اليوم وبأسرع وقت
A horizontal force of 100N is required to push a piece of furniture across a floor at a constant velocity.
?a) What is the net force acting on the furniture
?b) How much is the friction force that acts on sliding furniture
c) How much friction acts on the furniture when it is at rest on a horizontal surface
A horizontal force of 100N is required to push a piece of furniture across a floor at a constant velocity.
?a) What is the net force acting on the furniture
?b) How much is the friction force that acts on sliding furniture
c) How much friction acts on the furniture when it is at rest on a horizontal surface