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Physics
Physics
Problem
Which of the following expressions gives the magnitude of the buoyant force acting on an object of volume
V
V
V
that is completely submerged in a fluid of density
ρ
\rho
ρ
? a)
F
=
1
2
ρ
V
g
F = \dfrac{1}{2}\,\rho V g
F
=
2
1
ρ
V
g
b)
F
=
m
g
F = m g
F
=
m
g
c)
F
=
ρ
V
g
F = \rho V g
F
=
ρ
V
g
d)
F
=
2
ρ
V
g
F = 2\,\rho V g
F
=
2
ρ
V
g
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