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Which force best represents Fg? a. A weight lifter is pushing a barbell upward with a force of 90 N. b. The weight of a barbell acting on a weight lifter is 80 N. c. The amount of upward force of a table on a box is 25 N. d. A box on a rough table has difficulty sliding past 25 N of force.

Heather Maxwell

in Physics

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Daniel King on October 7, 2018

B. The weight of a rod which acts on a lifter's weight is 80 N.


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