Drying of refractory is normally carried out in a __________ dryer.

Related MCQs

• A solid is being dried in the linear drying rate regime from moisture content Xo to XF. The drying rate is zero at X = 0 and the critical moisture content is the same as the initial moisture Xo. The drying time for M = (Ls /ARc) is (where, L = total mass of dry solid, A = total surface area for drying Rc = Constant maximum drying rate per unit area X = moisture content (in mass of water/mass of dry solids))
• For continuous drying of granular or crystalline material, the dryer used is the __________ dryer.
• A 25 cm × 25 cm × 1 cm flat sheet weighing 1.2 kg initially was dried from both sides under constant drying rate conditions. It took 1500 seconds for the weight of the sheet to reduce to 1.05 kg. Another 1m × 1m × 1cm flat sheet of the same material is to be dried from one side only. Under the same constant drying rate conditions, the time required for drying (in seconds) from its initial weight of 19.2 kg to 17.6 kg is
• Refractory bricks are usually dried in a __________ dryer.
• Dryer widely used in a textile industry is __________ dryer.
• Large scale drying of wheat is done in a __________ dryer.
• Large scale drying of sugar is done in a __________ dryer.
• For achieving rapid drying rate in a spray dryer, the diameter of the particles in the feed should be in the range of __________ microns (1 mm = 1000 microns).
• Drying operation under vacuum is carried out to
• Drying of a wet solid under constant drying conditions means the exposure of the wet solid to the air of constant