Question

The object of beating is _________ of the fibers by assisting them to imbibe water.

(a) To increase the surface area

(b) To decrease the surface area

(c) To increase the volume

(d) To decrease the volume

I had been asked this question in final exam.

This key question is from Paper Making in section Paper and Paper Based Packaging Materials of Food Packaging Technology

Answer 1

The correct choice is (a) To increase the surface area

To explain: The object of beating is to increase the surface area of the fibers by assisting them to imbibe water. As a result, additional bonding opportunities are provided for between cellulose molecules of neighboring fibers.