Question

What is full form of LSU dryer?

(a) Louisiana State University dryer

(b) Low simple universal dryer

(c) Low and slow unit dryer

(d) Level steady unit dryer

This question was posed to me in an interview for internship.

This intriguing question comes from Drying Equipments in division Drying of Food Processing Unit Operations

Answer 1

Correct answer is (a) Louisiana State University dryer

For explanation I would say: In Louisiana State University dryer, the drying section contains vertical compartment across which rows of air channels are fitted. Alternate rows are closedwhere the moving stream of grain from the top descends thus providing considerable mixing.