MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Dairy Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What are the reasons causing pressure drop in hydraulic systems?i. Long length of pipeii. Frictioniii. Type of fluidiv. Losses in valves and bends |
| A. | i and iv |
| B. | Only i |
| C. | ii and iii |
| D. | i, ii, iii and iv |
| Answer» E. | |
| 2. |
WHICH_FORMULA_IS_USED_TO_CALCULATE_HEAD_LOSS_IN_VALVES??$ |
| A. | K<sup>2</sup> (v / 2 g) |
| B. | K (v / 2 g) |
| C. | K (v<sup>2</sup> / 2 g) |
| D. | K<sup>3</sup> (v<sup>2</sup> / 2 g) |
| Answer» D. K<sup>3</sup> (v<sup>2</sup> / 2 g) | |
| 3. |
CALCULATE_AREA_OF_A_PIPE_IF,_FLOW_RATE_IS_20_L/MIN_AND_FLOW_VELOCITY_IS_5_CM/S.?$ |
| A. | 66.66 cm<sup>2</sup> |
| B. | 60 cm<sup>2</sup> |
| C. | 62 cm<sup>2</sup> |
| D. | 64 cm<sup>2</sup> |
| Answer» B. 60 cm<sup>2</sup> | |
| 4. |
To prevent the product flow in wrong direction which of the following valve is used?$ |
| A. | Seat valve |
| B. | Butterfly valve |
| C. | Seat valve and butterfly valve |
| D. | Check valve |
| Answer» E. | |
| 5. |
Which among the following is shut-off and change over valve?$ |
| A. | Seat valve |
| B. | Butterfly valve |
| C. | Seat valve and butterfly valve |
| D. | Bend |
| Answer» D. Bend | |
| 6. |
Valves with constant outlet pressure are used after which of the following machines? |
| A. | Separator |
| B. | Pasteurizer |
| C. | Homogenizer |
| D. | Filling machine |
| Answer» E. | |
| 7. |
The pipes will expand considerably, when the product temperatures are high and during cleaning. State true or false. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Which of the following valves is used to maintain pressure in the system? |
| A. | Pressure relief valve |
| B. | Check valve |
| C. | Manual control valve with variable flow plug |
| D. | Pneumatic control valve with variable-flow plug |
| Answer» B. Check valve | |
| 9. |
Which among the following is not a permanent wielding connection? |
| A. | Bends |
| B. | Reducers |
| C. | Sampling device |
| D. | Tees |
| Answer» D. Tees | |
| 10. |
Which of the following are installed in order to collect product samples hygienically for quality analysis? |
| A. | Bends |
| B. | Reducers |
| C. | Sampling device |
| D. | Tees |
| Answer» D. Tees | |
| 11. |
Which grade of stainless steel is known as acid proof steel? |
| A. | AISI 304 |
| B. | AISI 316 |
| C. | SIS 2333 |
| D. | SIS 2359 |
| Answer» C. SIS 2333 | |
| 12. |
Which material is used for pipes which conduct water and air? |
| A. | Stainless steel |
| B. | Copper |
| C. | Ceramic |
| D. | Plastic |
| Answer» C. Ceramic | |
| 13. |
Which material is used for pipes which are in contact with milk or product? |
| A. | Stainless steel |
| B. | Copper |
| C. | Ceramic |
| D. | Plastic |
| Answer» B. Copper | |
| 14. |
What is the aim of pipes system in dairy industry? |
| A. | Facilitate product flow |
| B. | Pasteurization |
| C. | Fouling |
| D. | Storage |
| Answer» B. Pasteurization | |