(a) Rotary kiln (b) Pug mill (c) Hot driers (d) Tunnel driers Answer: Option (d)
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(a) Current (b) Voltage (c) Both of these (d) None of these Answer: (b)
(a) Property of material by which it can retain deformation even after removal of external force (b) Property of material by which it gains original shape and size after removal of external force (c) Capacity of a material to allow water to ...
(a) China clay (b) Refractoy clay (c) Vitrifying clay (d) Brick clay Answer: (b)