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What is the speed of a 2.5-kilogram mass after it has fallen freely from rest through a distance of 12 meters?
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5 votes
What is the speed of a 2.5-kilogram mass after it has

fallen freely from rest through a distance of 12 meters?

User Timgeb
by
8.2k points

1 Answer

4 votes
the speed won't depend on the mass
the equation of motion applicable is
v^2 = 2gh

plugging in,
v^2 = 2*9.8*12 = 235.2

v = sqrt(235.2)

= 15.336 m/s
User Moshfiqrony
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8.0k points
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