Questions
A lift is moving upwards with a uniform velocity v in which a block of mass m is lying. The frictional force offered by the block, when coefficient of friction is = 0.5, will be
detailed solution
Correct option is A
Zero. No driving force. So friction is zero.Talk to our academic expert!
Similar Questions
A block of mass 1 kg is at rest on a horizontal table. The coefficient of static friction between the block and the table is 0.5. The magnitude of the force acting upwards at an angle of 60° from the horizontal that will just start the block moving is
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