Mechanical Operations

Grinding characteristic of a material is given by its___________________?

Byadmin February 18, 2019August 22, 2021

Grinding characteristic of a material is given by its___________________?

A. HGI
B. Angle of repose
C. Shatter index
D. Abrasion index

Mechanical Operations

Trommels employ _____________ for screening of materials?

Trommels employ _____________ for screening of materials?

A. Fibrous cloth
B. Woven wire screen
C. Punched plate
D. None of these

Read More Trommels employ _____________ for screening of materials?
Mechanical Operations

The porosity of a compressible cake is _____________________?

The porosity of a compressible cake is _____________________?

A. Minimum at the filter medium
B. Minimum at the upstream face
C. Maximum at the filter medium
D. Same throughout the thickness of cake

Read More The porosity of a compressible cake is _____________________?
Mechanical Operations

______________ mean diameter of particles is given by Σ (xi/Dpi ⃗)?

______________ mean diameter of particles is given by Σ (xi/Dpi ⃗)?

A. Mass
B. Volume
C. Arithmetic
D. Volume surface

Read More ______________ mean diameter of particles is given by Σ (xi/Dpi ⃗)?
Mechanical Operations

For coarse reduction of hard solids, use ____________________?

For coarse reduction of hard solids, use ____________________?

A. Impact
B. Attrition
C. Compression
D. Cutting

Read More For coarse reduction of hard solids, use ____________________?
Mechanical Operations

__________ conveyor is the most suitable for short distance transportation of non-abrasive loose materials like garbage, grain, food wastes etc?

__________ conveyor is the most suitable for short distance transportation of non-abrasive loose materials like garbage, grain, food wastes etc?

A. Flight
B. Screw
C. Drag
D. Belt

Read More __________ conveyor is the most suitable for short distance transportation of non-abrasive loose materials like garbage, grain, food wastes etc?
Mechanical Operations

Wheat is ground into flour in a___________________?

Wheat is ground into flour in a___________________?

A. Hammer crusher
B. Roller crusher
C. Impact mill
D. Fluid energy mill

Read More Wheat is ground into flour in a___________________?

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