Gyratory crushers compared to the reciprocating jaw crushers__________________?

Byadmin February 18, 2019August 22, 2021

Gyratory crushers compared to the reciprocating jaw crushers__________________?

A. Have greater capacity per unit of discharge area
B. Crush intermittently
C. Are less suitable for coarse materials
D. Have less steady power consumption

Mechanical Operations

A _____________ mixer resembles a ball mill without balls?

A _____________ mixer resembles a ball mill without balls?

A. Banbury
B. Pug mill
C. Tumbling
D. Pan

Read More A _____________ mixer resembles a ball mill without balls?
Mechanical Operations

Colloid mills achieve size reduction mainly by___________________?

Colloid mills achieve size reduction mainly by___________________?

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

Read More Colloid mills achieve size reduction mainly by___________________?
Mechanical Operations

Two particles are called to be equal settling, if they are having the same ?

Two particles are called to be equal settling, if they are having the same ?

A. Size
B. Specific gravity
C. Terminal velocities in the same fluid & in the same field of force
D. None of these

Read More Two particles are called to be equal settling, if they are having the same ?
Mechanical Operations

Xanthates are used in the froth floatation process as a/an _______________________?

Xanthates are used in the froth floatation process as a/an _______________________?

A. Conditioner
B. Frother
C. Collector
D. Activator

Read More Xanthates are used in the froth floatation process as a/an _______________________?
Mechanical Operations

Compressibility co-efficient for an absolutely compressible cake is_______________?

Compressibility co-efficient for an absolutely compressible cake is_______________?

A. 0
B. 1
C. 0 to 1
D. ∞

Read More Compressibility co-efficient for an absolutely compressible cake is_______________?
Mechanical Operations

Toothed roll crushers achieve size reduction by___________________?

Toothed roll crushers achieve size reduction by___________________?

A. Tearing (shear) and compression
B. Impact and attrition
C. Both A. & B.
D. Neither A. nor B.

Read More Toothed roll crushers achieve size reduction by___________________?

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