Explore topic-wise MCQs in Food Processing Unit Operations.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Food Processing Unit Operations knowledge and support exam preparation. Choose a topic below to get started.

1.

What is relation between PSI and Bar?

A. 1 Bar = 14.5 Psi
B. 1 Bar = 20 Psi
C. 1 Bar = 201 Psi
D. 1 Bar = 1 Psi
Answer» B. 1 Bar = 20 Psi
2.

The manomeric fluid density should be ______than that of flowing fluid.

A. greater
B. smaller
C. equal
D. very small
Answer» B. smaller
3.

One pascal is equivalent to _______ of force applied over an area of one meter squared.

A. one newton
B. 100 newton
C. 1000 newton
D. 10 newton
Answer» B. 100 newton
4.

Which of the following statements about vacuum gauges are correct?
Statement 1: Thermal vacuum gauges sense the cooling effect of a heated filament.

A. nStatement 2: Thermal vacuum gauges designed to measure high pressures.
B. True, False
C. True, True
D. False, True
E. False, False
Answer» B. True, False
5.

Which of the following statements about pressure transmitters are correct?
Statement 1: It contains pressure sensor and signal conditioner.

A. nStatement 2:There are four main types of pressure transmitters.
B. True, False
C. True, True
D. False, True
E. False, False
Answer» C. True, True
6.

Which instrument uses the change in electric resistance to measure the pressure?

A. Bourdon tube pressure gauges
B. Barometric sensor
C. Piezoelectric pressure sensor
D. Piezoresistive pressure sensor
Answer» E.
7.

_____________ measure dynamic pressure.

A. Bourdon tube pressure gauges
B. Barometric sensor
C. Piezoelectric pressure sensor
D. Piezoresistive pressure sensor
Answer» D. Piezoresistive pressure sensor
8.

Which pressure instrument is used inweather networks?

A. Bourdon tube pressure gauges
B. Barometric sensor
C. Piezoelectric pressure sensor
D. Piezoresistive pressure sensor
Answer» C. Piezoelectric pressure sensor
9.

Which instrument is used to measure medium pressure?

A. Bourdon tube pressure gauges
B. Barometric sensor
C. Piezoelectric pressure sensor
D. Piezoresistive pressure sensor
Answer» B. Barometric sensor
10.

Manometer is used for measuring __________

A. pressure
B. speed
C. Fathometer
D. density
Answer» B. speed