1.

Which of the following is not a method of drying?(a) Impulse drying(b) Infrared drying(c) Kiln drying(d) Tunnel driersThis question was addressed to me at a job interview.My doubt is from Manufacture of Tiles in portion Materials for Construction of Basic Civil Engineering

Answer»

Correct ANSWER is (c) Kiln drying

The EXPLANATION: Impulse drying uses pulses of hot air flowing in the transverse direction.Tunnel driers use gas, OIL, infrared lamps or microwave energy.Infrared drying is USED for thin TILES.



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