MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Semi-bituminous coal are harder than anthracite coal. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Why is the calorific value of anthracite less than that of semi-bituminous coal? |
| A. | Due to high carbon content in it |
| B. | Due to decrease in hydrogen content |
| C. | Due to decrease in nitrogen content |
| D. | Due to decrease in the content of volatile matter |
| Answer» C. Due to decrease in nitrogen content | |
| 3. |
Which area of India consists of high anthracite content? |
| A. | Madhya Pradesh |
| B. | Neyveli |
| C. | Nilgiri |
| D. | Darjeeling |
| Answer» E. | |
| 4. |
Which of the following anthracite coal is used in steel making? |
| A. | High grade |
| B. | Standard grade |
| C. | Ultra high grade |
| D. | Semi high grade |
| Answer» B. Standard grade | |
| 5. |
Why does anthracite is used in drying mal and hops? |
| A. | Due to its high calorific value |
| B. | Due to its low volatile matter |
| C. | Due to low arsenic content present in it |
| D. | Due to high carbon content present in it |
| Answer» D. Due to high carbon content present in it | |
| 6. |
Which colour flame does anthracite produces? |
| A. | Yellow |
| B. | Blue |
| C. | Black |
| D. | Colourless |
| Answer» C. Black | |
| 7. |
Anthracite coal have a conchoidal fracture. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Which of the following areas of bituminous coal have high volatile matter? |
| A. | Gondwana |
| B. | Neyveli |
| C. | Nilgiri hills |
| D. | Raniganj |
| Answer» E. | |
| 9. |
Which of the following forms a group between bituminous coal and anthracite? |
| A. | Semi-bituminous coal |
| B. | Sub-bituminous coal |
| C. | Semi-anthracite coal |
| D. | Anthracite coal |
| Answer» B. Sub-bituminous coal | |
| 10. |
Which of the following coal is used widely in the world? |
| A. | Peat |
| B. | Lignite |
| C. | Bituminous |
| D. | Anthracite |
| Answer» D. Anthracite | |
| 11. |
What amount of carbon is present in sub-bituminous coal in percentile? |
| A. | 60-75% |
| B. | 85-90% |
| C. | 90-93% |
| D. | 75-83% |
| Answer» E. | |
| 12. |
Which product is obtained after the distillation of bituminous coal? |
| A. | Coal tar |
| B. | Coke |
| C. | Charcoal |
| D. | Coal gas |
| Answer» B. Coke | |
| 13. |
Which of the following lignite is black in colour? |
| A. | Earthy coal |
| B. | Laminated coal |
| C. | Wood coal |
| D. | Australian Morewell coal |
| Answer» C. Wood coal | |
| 14. |
In which area/city of India highest lignite deposits are present? |
| A. | Travancore |
| B. | Rajasthan |
| C. | Neyveli |
| D. | Malabar coast |
| Answer» D. Malabar coast | |