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Suppose your writing desk is tilted a little a book kept on it starts sliding down show the direction of frictional force acting on it .Show the direct of friction force acting on it. (please answer this question fast) |
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Answer» , What is friction?ANS. Two bodies PLACED in contact can ALSO exert forces parallel to the surfaces in contact. Such type of forces are called frictional force.Alright?Now , if there was no frictional force then the object will fall within fractions of seconds. Some how no ONE has made the frictionless surface. |
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