A. Rod mills
B. Gyratory crushers
C. Jaw crushers
D. Smooth roll crushers
Related Mcqs:
- In a size reduction crushing operation, feed size is 300 to 1500 mm while the product size is 100 to 300 mm. This is a case of the ________________ crushing?
A. Secondary
B. Fine
C. Primary
D. Ultrafine - In a size reduction crushing operation, feed size is 100 to 300 mm. while the product size is 10 to 50 mm. This is a case of the _____________ crushing?
A. Primary
B. Secondary
C. Fine
D. Ultrafine - In a size reduction crushing operation, the feed size is 10 to 50 mm, while the product size is 2 to 10 mm. This is a case of _______________ crushing?
A. Primary
B. Secondary
C. Fine
D. Ultrafine - Maximum size reduction in a ball mill is done by the, ______________ action?
A. Attrition
B. Compression
C. Impact
D. Cutting - Which of the following terminology is not used for size reduction of materials to fine sizes or powders ?
A. Comminution
B. Dispersion
C. Pulverisation
D. Compression - A widely used size reduction equipment for ______________ is Bradford breaker?
A. Talc
B. Coal
C. Iron core
D. Wheat - Size reduction of the ______________ can be suitably done by ball mills, crushing rolls and rod mills?
A. Metalliferous ores
B. Non-metallic ores
C. Basic slags
D. Asbestos & mica - Size reduction mechanism used in Jaw crushers is__________________?
A. Attrition
B. Compression
C. Cutting
D. Impact - Out of the following size reduction equipments, the maximum feed size can be accepted by the__________________?
A. Tube mill
B. Ball mill
C. Jaw crusher
D. Jet pulveriser - The reduction ratio for fine grinders is_____________?
A. 5-10
B. 10-20
C. 20-40
D. As high as 100
