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A student measures the acceleration of a stone block on a level surface when the block is upon by a known force. What additional information is needed to precisely calculate the block’s mass?
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34 votes
34 votes
A student measures the acceleration of a stone block on a level surface when the block is upon by a known force. What additional information is needed to precisely calculate the block’s mass?

A student measures the acceleration of a stone block on a level surface when the block-example-1
User Ztforster
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1 Answer

20 votes
20 votes

There are two forces acting on the stone, one is applied force and the other is the frictional force.

As the known force and acceleration are given, so only frictional force is required.

Thus, an amount of friction is required to precisely measure the mass.

User Debasish
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