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Mechanical Operations

Mechanical Operations
Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a __________ conveyor.

Slat
Ribbon
Drag
Screw

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Mechanical Operations
The unit of specific cake resistance is

Cm/gm²
Cm/gm
Gm/gm
Gm/cm²

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Mechanical Operations
Filtrate flow rate in case of a rotary drum vacuum filter (in which Rm < < Rc) is proportional to __________ and the cycle time (where, μ = filtrate viscosity Rm = filter medium resistance Rc = cake resistance ).

√μ
1/μ
1/√μ
1/μ²

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Mechanical Operations
The sphericity of a solid particle of cubical shape is

π/3
(π/6)1/2
(π/6)1/3
π

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Mechanical Operations
General mechanism of size reduction in intermediate and fine grinder is by

Cutting action
Compression
Compression and tearing
Impact and attrition

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Mechanical Operations
Xanthates are used in the froth floatation process as a/an

Collector
Conditioner
Activator
Frother

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