Explore topic-wise MCQs in Mechanical Operations.

This section includes 14 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.

Calculate S, if the voids filled are 40 m3 and having 50 m3 of total volume?

A. 0.8
B. 1.25
C. 40
D. 50
Answer» B. 1.25
2.

____ is the maximum volume wetted to ratio of total volume.

A. Residual saturation
B. Saturation
C. Residual saturation
D. Superficial velocity
Answer» B. Saturation
3.

____ is defined as the volume of void filled and total volume.

A. Upper velocity
B. Saturation
C. Residual saturation
D. Superficial velocity
Answer» C. Residual saturation
4.

What does the below represent?t= f tc

A. Cake formation
B. Drum rotation
C. Initial extraction
D. Extra time
Answer» B. Drum rotation
5.

Calculate ε, if the total area is 45 m2 and the void area is 100 m2?

A. 10.5
B. 0.45
C. 2.222
D. 0.89
Answer» D. 0.89
6.

What does the ε represents?

A. Porosity
B. Density
C. Viscosity
D. Acidity
Answer» B. Density
7.

WHAT_DOES_THE_BELOW_REPRESENT??$

A.
B. Cake formation
C. Drum rotation
Answer» B. Cake formation
8.

_____is_defined_as_the_volume_of_void_filled_and_total_volume.$

A. Upper velocity
B. Saturation
C. Residual saturation
D. Superficial velocity
Answer» B. Saturation
9.

Resistanc?

A. Hydraulic radius
B. Repulsion
C. Void age
Answer» C. Void age
10.

____ of the liquid is defined as volumetric flow rate of the liquid divided by the total area.

A. Final velocity
B. Total volume
C. Superficial velocity
D. Wetted perimeter
Answer» D. Wetted perimeter
11.

Calculate the hydraulic radius, if porosity is 0.6 and specific gravity is 1.50?

A. 1
B. 0.6
C. 0.2
D. 1.8
Answer» B. 0.6
12.

Calculate ε, if the total area is 45 m2 and the void area is 100 m2?$

A. 10.5
B. 0.45
C. 2.222
D. 0.89
Answer» D. 0.89
13.

What does the ε represents?$

A. Porosity
B. Density
C. Viscosity
D. Acidity
Answer» B. Density
14.

The ratio of void volume and total surface area of particles is defined as _____

A. Resistance
B. Hydraulic radius
C. Repulsion
D. Void age
Answer» C. Repulsion