Which of the following clay mixing devices is vacuum operated for deairation of clay ?

Related Mcqs:

The critical speed of a trommel (N) is related to its dia D. as _____________________?

A. N ∝ 1/√D B. N ∝ √D C. N ∝ D D. N ∝ 1/D...

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...

Theoretical capacity of crushing rolls in tons/hr is given by (where, V = peripheral velocity, m/sec. W = width of rolls, m Dr = distance between rolls ρ = density of material to be crushed, kg/m3 here, V =πND where, N = speed of the rolls in rotation per second (rps) D = diameter of rolls, m) ?

A. 3.6 V.W.Dr.ρ B. 3.6 V.W. ρ C. 3.6 W.Dr.ρ D. 3.6 V.W.Dr/ρ...

_______________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals?

A. Separation efficiency B. Selectivity index C. Concentration ratio D. None of these...

Kick’s law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick’s constant is_________________?

A. kW. sec/kg B. kWh/kg C. kWh/sec. kg D. kg/sec...