MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Farm Machinery knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Energy required to overcome the rolling resistance which is equal to the work done in deforming the soil is known as _________ |
| A. | Wheel slip |
| B. | Rim pull |
| C. | Tractive efficiency |
| D. | Rolling resistance |
| Answer» E. | |
| 2. |
Overall efficiency of steam locomotive system is close to ________ |
| A. | 5-10% |
| B. | 25-30% |
| C. | 55-60% |
| D. | 75-80% |
| Answer» B. 25-30% | |
| 3. |
Which motor is used in tramways? |
| A. | AC single phase capacitor start motor |
| B. | AC three phase motor |
| C. | DC series motor |
| D. | DC shunt motor |
| Answer» D. DC shunt motor | |
| 4. |
Which tyres are used for common tractors? |
| A. | Metal |
| B. | Tread |
| C. | Welded |
| D. | Pneumatic |
| Answer» E. | |
| 5. |
What are the chains known as in track frame assembly of the Crawler Tractor? |
| A. | Track |
| B. | Break |
| C. | Pull |
| D. | Idler |
| Answer» B. Break | |
| 6. |
What is term used to designate the tractive force between the rubber tyres of the driving wheel and the surface on which they travel? |
| A. | Rolling resistance |
| B. | Crawler |
| C. | Rim pull |
| D. | Wheel slip |
| Answer» D. Wheel slip | |
| 7. |
What is wheel slip? |
| A. | (N<sub>1</sub> + N<sub>2</sub>) * N<sub>1</sub> |
| B. | ( frac{N1-N0}{N1} )*100 |
| C. | (N<sub>1</sub> + N<sub>2</sub>) * 100 |
| D. | ( frac{N1}{N1-N0} )*100 |
| Answer» C. (N<sub>1</sub> + N<sub>2</sub>) * 100 | |
| 8. |
What is tractive efficiency? |
| A. | Input power Output power |
| B. | Input power + Output power |
| C. | ( frac{Output , Power}{Input , Power} ) |
| D. | Output power * Input Power |
| Answer» D. Output power * Input Power | |
| 9. |
What is co-efficient of traction? |
| A. | C.O.T = (Total force output of the traction device in the direction of travel) + (Dynamic weight on traction device) |
| B. | C.O.T = (Total force output of the traction device in the direction of travel) (Dynamic weight on traction device) |
| C. | C.O.T = (Total force output of the traction device in the direction of travel) * (Dynamic weight on traction device) |
| D. | C.O.T = ( frac{Total , force , output , of , the , traction , device , in , the , direction , of , travel}{(Dynamic , weight , on , traction , device)} ) |
| Answer» E. | |
| 10. |
How is traction and the direction of travel related? |
| A. | Traction is the slip in the direction of travel |
| B. | Traction is the force in the direction of travel |
| C. | Traction is equal to the direction of travel |
| D. | Traction is inversely proportional to the direction of travel |
| Answer» C. Traction is equal to the direction of travel | |
| 11. |
What causes reduction in speed during the movement of wheels? |
| A. | Slip |
| B. | Acceleration |
| C. | Pump |
| D. | Hydraulics |
| Answer» B. Acceleration | |