. A 0.5 m high bed made up of a 1 mm dia glass sphere (density 2500
kg/m3
) is to be fluidised by water (density 1000 kg/m3
). 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
kg/m3
) is to be fluidised by water (density 1000 kg/m3
). 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