Reg No.:

06000FT369122001 Pages: 2

Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

Fifth Semester B.Tech Degree Regular and Supplementary Examination December 2020

Max. Marks: 100

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5 a)
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Course Code: FT369
Course Name: Non Thermal Processing of Food

PARTA
Answer any two full questions, each question carries 15 marks.
Recall the principles of HPP and explain its mechanism of microbial

destruction.
Explain about batch and continuous processing system of HPP with a neat
sketch.
List out the applications of a High pressure processing system.
Osterholm says that, “Not using irradiation is the single greatest public health
failure the last part of the 20" century in America.” Justify your statement on
this.
Illustrate the equipment design of HPP with its system components and
working.
Explain the applications of Pulsed electric field technology in food processing.
PART 13

Answer any two full questions, each question carries 15 marks.

Recall the principles of an Oscillating Magnetic field.

Explain the working and generation of fields in an oscillating magnetic field
with a neat sketch.

List out the applications of oscillating magnetic field and explain the
mechanism of microbial destruction.

Describe the effects of ultrasonics in the inactivation of spores and enzymes.
What are the different types of cavitation? How cavitation affects food

materials?

Explain the concept of microwave processing of food with a neat sketch.

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Duration: 3 Hours

Marks

(5)

(7)

(3)

(15)

(8)

(7)

(5)
(8)

(2)

(8)
(7)

(8)