Agricultural Engineering > GATE 2023 > Fluidized Bed Drying
The minimum fluidization height of 1.20 m is maintained during fluidized bed drying of carrots. The bed diameter of the fluidized bed dryer is 0.6 m. If mass and solid density of carrots are 250 kg and 1040 kg m-3, respectively, then the porosity of the bed at the minimum fluidization condition is _______. (rounded off to 3 decimal places, Consider ฯ = 3.14)
Correct : 0.642
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