*$_A 0.5 m high bed made up of a 1 mm dia glass sphere (density 2500 kg/m¬¨‚â• ) is to be fluidised by water (density 1000 kg/m¬¨‚â• ). If at the point of incipient fluidisation, the bed voidage is 40%, the pressure drop across the bed is?

*$_A 0.5 m high bed made up of a 1 mm dia glass sphere (density 2500 k

1.	*$_A 0.5 m high bed made up of a 1 mm dia glass sphere (density 2500 kg/m¬¨‚â• ) is to be fluidised by water (density 1000 kg/m¬¨‚â• ). If at the point of incipient fluidisation, the bed voidage is 40%, the pressure drop across the bed is?
A.	4.4 KPa
B.	2.94 KPa
C.	3.7 KPa
D.	None of these
Answer» B. 2.94 KPa

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*$_A 0.5 m high bed made up of a 1 mm dia glass sphere (density 2500 kg/m¬¨‚â• ) is to be fluidised by water (density 1000 kg/m¬¨‚â• ). If at the point of incipient fluidisation, the bed voidage is 40%, the pressure drop across the bed is?

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