bewellplus.gsu.edu
Pandaslearn Pandaslearn
  • 26-02-2014
  • Physics
Answered

what is it about the  movable pulley that causes the difference in force?

Verified Answer :

Ollie Ollie
  • 27-02-2014

There is normally friction across the pulley. If a weight is suspended by a rope, and the rope goes across a pulley, the pulley exerts friction on the rope if there is any movement, giving rise to inaccuracies in calculations.

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