40 TOP MECHANICAL OPERATIONS Online Test – Multiple Choice Questions and Answers

1. __________ mixer is used for devulcanisation of rubber scrap & making water dispersion & rubber solution


2. Screen capacity is not a function of


3. Which of the following mechanical conveyors does not come under the division ‘carriers’ ?


4. In case of a hammer crusher, the


5. Basic slag is not ground in


6. A tube mill compared to a ball mill


7. Where the density difference of the two liquid phase to be separated is very small (as in milk cream separator), the most suitable separator is a


8. Shape factor for a cylinder whose length equals its diameter is


9. Rittinger’s number designates the new surface created per unit mechanical energy absorbed by the material being crushed. Larger value of Rittinger’s number of a material indicates its


10. Grindability of a material does not depend upon its


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