marianneevp4sahq marianneevp4sahq
  • 27-02-2018
  • Chemistry
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why do people use block and teckle systems to move heavy objects?

why do people use block and teckle systems to move heavy objects class=

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collierthomp
collierthomp collierthomp
  • 08-03-2018
H. using a pulley system can reduce the load force, over a greater distance.
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