MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Industry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Charge forms the resistor in preparation of artificial graphite. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
What does a run require in manufacture of graphite? |
| A. | 15-20 days of heating |
| B. | 2-4 days of cooling |
| C. | 1 day to load and unload |
| D. | 1 day each to load and unload |
| Answer» E. | |
| 3. |
What is the temperature at which coke is calcined in the manufacture of graphite? |
| A. | 3000°C |
| B. | 2000°C |
| C. | 1400°C |
| D. | 900°C |
| Answer» D. 900°C | |
| 4. |
Which of the following is raw material used in manufacture of graphite is burned out and requires replacement? |
| A. | Graphitized grade coke |
| B. | Saw dust |
| C. | Furnacing sand |
| D. | Pitch binder |
| Answer» C. Furnacing sand | |
| 5. |
Which of the following statements regarding graphite are wrong? |
| A. | Graphite is a semi-metal |
| B. | Graphite is a form of coal |
| C. | Graphite is used as heat resistant material |
| D. | Graphite is an amorphous allotrope of carbon |
| Answer» E. | |