Mechanical Operations

During agitation of liquids, power consumption during laminar flow is not proportional to the ________________?

Byadmin February 18, 2019August 22, 2021

During agitation of liquids, power consumption during laminar flow is not proportional to the ________________?

A. Density of the liquid
B. Viscosity of the liquid
C. Cube of impeller diameters
D. Square of rotational speed

Mechanical Operations

A _____________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end?

A _____________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end?

A. Compartment
B. Tube
C. Rod
D. Pebble

Read More A _____________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end?
Mechanical Operations

The capacity of a pneumatic conveying system depends upon the ______________________?

The capacity of a pneumatic conveying system depends upon the ______________________?

A. Bulk density of materials
B. Pressure of the conveying air
C. Diameter of the conveying line
D. All A., B. and C.

Read More The capacity of a pneumatic conveying system depends upon the ______________________?
Mechanical Operations

Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them ?

Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them ?

A. Jaw crusher, Ball mill, Fluid energy mill
B. Ball mill, Jaw crusher, Fluid energy mill
C. Fluid energy mill, Jaw crusher, Ball mill
D. Fluid energy mill, Ball mill, Jaw crusher

Read More Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them ?
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

A belt conveyor used for the transportation of materials can___________________?

A belt conveyor used for the transportation of materials can___________________?

A. Run upto 1 km
B. Travel at a speed upto 300 metres/minute
C. Handle materials upto 5000 tons/hr
D. All A., B. and C.

Read More A belt conveyor used for the transportation of materials can___________________?
Mechanical Operations

Feed size of ≥ 25 cms can be accepted by _______________________?

Feed size of ≥ 25 cms can be accepted by _______________________?

A. Ball mill
B. Rod mill
C. Fluid energy mill
D. Jaw crusher

Read More Feed size of ≥ 25 cms can be accepted by _______________________?

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