Certificate In Cement & Allied Products

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Certificate In Cement & Allied Products

Online Examination Detail:
Duration- 60 minutes.
Number of Questions- 30. (Multiple Choice Questions).
Maximum Marks- 100, Passing Marks- 40%.
There is no negative marking.

Candidate Details

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1. During the manufacture of portland cement, gypsum or plaster of paris is added to

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2. Which type of cement is manufactured by fusing limestone and bauxite?

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3. The standard consistency test is done i a

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4. To construct massive dam the type of cement used is :

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5. The volume of one bag of cement is

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6. For portland cement of 43 grade ,28 day mean cormpressive strength should be

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7. Gypsum used in cement manufacturing acts as

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8. Water required per bag of cement ,is

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9. Which of the following bogue's compounds of cement liberates maximum heat of hydration?

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10. The compond first to settle in cement is

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11. Which of the following cement is suitable for use in urgent repairs of existing massive concrete structures such as large dams ?

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12. AS the cement sets and hardens , it generates heat. this is called as

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13. The fineness of cement can be found out by sieve analysisi using IS sieve number

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14. Which of the following is added for quick setting of cement ?

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15. Which one mentioned below is not a raw material used in the Portland cement production?

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16. Which unit operation mentioned below is not involved in cement rock beneficiation?

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17. Good quality-cement contains higher percentage

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18. Which type of cement is used for brick mortar composition?

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19. Why cement beneficiation is done?

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20. The initial setting time of ordinary portland cement (OPC) is

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21. CaO(s) + H2O -> Ca(OH)2 -where this chemical reaction occur?

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22. Why dry grinding process is preferred in the Portland cement production?

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23. What is “x” in the following flow chart?

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24. WHich of the following type of lime is used for underwater constructions ?

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25. Which raw material is used in the hydrated lime process?

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26. Which of the following types of lime is used for plastering and white washing?

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27. THe object of curing is not to

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28. Which lime has this criteria- Calcium>90%CaO?

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29. The high early strength of rapid hardening cement is due to its

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30. le chantelier's method can be used to determine

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