_______________ is a cohesive solid ?
_______________ is a cohesive solid ?
		A. Wheat
B. Sand
C. Wet clay
D. None of these
		A. Wheat
B. Sand
C. Wet clay
D. None of these
		A. At a speed less than the critical speed
B. At a speed more than the critical speed
C. At a speed equal to the critical speed
D. With minimum possible small balls
		A. Pug mill
B. Mixer-extruder
C. Banbury mixer
D. Muller mixer
		A. Tearing (shear) and compression
B. Impact and attrition
C. Both A. & B.
D. Neither A. nor B.
		A. Hammer
B. Cage
C. Rolling-compression
D. None of these
		A. Panning
B. Spiralling
C. Tabling
D. None of these
		A. Feed material
B. Type of crushing machine
C. Both A. & B.
D. Neither A. nor B.