MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Why additives are mixed with lubricating oil? |
| A. | To reduce the friction |
| B. | To increase the heat transfer |
| C. | To change the colour |
| D. | To improve the lubricant properties |
| Answer» E. | |
| 2. |
Macro-emulsions are also called as soluble oils. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Which of the following is ideal for lubrication in roll forming of hot rolled and cold rolled steel? |
| A. | Micro-emulsion |
| B. | Macro-emulsion |
| C. | SAE 120 |
| D. | SAE 20W 40 |
| Answer» B. Macro-emulsion | |
| 4. |
For which of the following materials evaporative lubricants are used? |
| A. | Hot rolled steel |
| B. | Stainless steel |
| C. | Ferrous and non-ferrous materials |
| D. | Aluminium |
| Answer» D. Aluminium | |
| 5. |
Which of the following is used for lubrication in heavy-duty roll forming? |
| A. | Extreme pressure-type solutions |
| B. | Soap-type solutions |
| C. | Non-ionic type solutions |
| D. | Micro-emulsions |
| Answer» C. Non-ionic type solutions | |
| 6. |
Chemical solutions (synthetics) ideal for coated steel. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
In how many types roll forming lubricants are categorised? |
| A. | 3 |
| B. | 5 |
| C. | 6 |
| D. | 4 |
| Answer» C. 6 | |
| 8. |
Which of the following oils is used in roll forming equipment? |
| A. | SAE 140 |
| B. | SAE 30 |
| C. | Linseed oil |
| D. | SAE 5W-30 |
| Answer» B. SAE 30 | |
| 9. |
EP 2 grease, high-temperature grease and chain and open-gear grease are used in roll forming equipment. |
| A. | True |
| B. | False |
| Answer» B. False | |