a cylinder of a certain mass is held in a vertical portion is the height of the cylinderis 10 cm and the radius of the cross section is 4 cm such that the pressure actingb on its bottom surface is 21560 n m²,find the mass of the cylinder.
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Weight of cylinder is W=5×g=50N , g=10m/s
2
Cross section area A=πr
2
=16πcm
2
=16×10
−4
πm
2
Pressure, P=
area
weight
=
16×10
−4
π
50
P=0.97×10
4
Nm
−2
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