Question

a ball of mass of 4kg,of density 4000kg/m3 is completely immersed in water of density 1000kg/m3.find the force of buoyancy.[g=10m/s2]
Vb = 4kg * 1m^3/4000kg = 0.001 m^3. =
Vol. of the ball.

Fb = mg = (V*D)*g.
Fb = 0.001m^3 * 1000kig/m^3 * 10 = 10 N.
= Force of Buoyancy.
How?

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