Explore topic-wise MCQs in Mechanical Operations.

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

1.

What is the range impellor diameter?

A. 30 to 60% of diameter
B. 50 to 80% of diameter
C. 100% of diameter
D. 10 to 30% of diameter
Answer» B. 50 to 80% of diameter
2.

_____ is used for rough and rubber type materials.

A. Exhausting
B. Multiwipping
C. Seeking
D. Multiscraping
Answer» C. Seeking
3.

Which of the following is best for kneading?

A. Sigma
B. Propeller
C. Impellor
D. Agitator
Answer» B. Propeller
4.

______ are used to avoid buildup of sticky material.

A. Overlapping blades
B. Sigma blades
C. Impellor
D. Propeller
Answer» B. Sigma blades
5.

_____ mixing is achieved by creating and recombining fresh surfaces.

A. Efficient
B. Worst
C. Economic
D. Normal
Answer» B. Worst
6.

To achieve successful mixing, the velocities imparted to the liquid are maximized by _______

A. Shafts
B. Impellors
C. Baffles
D. Turbines
Answer» D. Turbines
7.

The desired ratio for kneaders is ________

A. 1.5:1
B. 2:1
C. 3:1
D. 4:1
Answer» B. 2:1
8.

A masticator is also called as _______

A. Intensive mixer
B. Preventive mixer
C. Gauge mixer
D. Prang mixer
Answer» B. Preventive mixer
9.

_______ is a method of mixing used with deformable plastic.

A. Stumping
B. Threading
C. Kneading
D. Carving
Answer» D. Carving
10.

From 300 and 10,000, the pattern is in range of _______

A. Transition
B. Laminar
C. Transient
D. Eddy
Answer» B. Laminar