Physics, 28.10.2020 17:10 24hudsonmoss
A vertical force is applied to a block of mass m that lies on a floor. What happens to the magnitude of the normal force on the block from the floor as magnitude F is increased from zero if force is (a) downward and (b) upward
Answers: 2
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is used: 
(understood by SI units). 
is told. 
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.
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A vertical force is applied to a block of mass m that lies on a floor. What happens to the magnitude...
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