*10. A ball of mass 400 g anda volume 100 cm3 is released from rest just under the surfaceof a lake of fresh water.a) Find the buoyant force acting on the ball. [Hint: Be careful with units. To find aweight in newtons, you must use SI units for g (10 m/s2) and for the mass.]b) Find the acceleration of the ball right after it has been released.

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Asked Nov 12, 2019
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*10. A ball of mass 400 g anda volume 100 cm3 is released from rest just under the surface
of a lake of fresh water.
a) Find the buoyant force acting on the ball. [Hint: Be careful with units. To find a
weight in newtons, you must use SI units for g (10 m/s2) and for the mass.]
b) Find the acceleration of the ball right after it has been released.
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*10. A ball of mass 400 g anda volume 100 cm3 is released from rest just under the surface of a lake of fresh water. a) Find the buoyant force acting on the ball. [Hint: Be careful with units. To find a weight in newtons, you must use SI units for g (10 m/s2) and for the mass.] b) Find the acceleration of the ball right after it has been released.

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Expert Answer

Step 1

(a) Buoyant force is given by,

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Step 2

(b) Acceleration i...

та 3DF - mg
FR
-g
а%3-
т
1N
-(10m/s)
0.400kg
-7.5m/s
=.
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та 3DF - mg FR -g а%3- т 1N -(10m/s) 0.400kg -7.5m/s =.

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