MCQOPTIONS
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MCQOPTIONS
This section includes 8 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. |
How much traction would be generated by the force of 1000N applied by tyre on soil and soil capacity is 2000 N? |
| A. | 3000 N |
| B. | 20,000 N |
| C. | 2 N |
| D. | 1000 N |
| Answer» E. | |
| 2. |
What is wheel’s force? |
| A. | Force = wheel torque * wheel radius |
| B. | Force = wheel torque + wheel radius |
| C. | Force = wheel torque/wheel radius |
| D. | Force = wheel torque – wheel radius |
| Answer» D. Force = wheel torque – wheel radius | |
| 3. |
A traction wheel having 600 mm diameter was tested in a soil bin and following data was obtained, angular speed=10rpm, input torque to wheel angle=60 Nm, drawbar pull=150 N, normal load on wheel axle=500 N, wheel forward speed=0.25 ms-1. What will be the tractive efficiency? |
| A. | 69.96% |
| B. | 59.67% |
| C. | 24.48% |
| D. | 51.49% |
| Answer» C. 24.48% | |
| 4. |
What is steady state turn? |
| A. | μ = \(\sqrt{\frac{g*A*r}{Zcg}} \) |
| B. | μ = \(\sqrt{\frac{Zcg}{g*A*r}} \) |
| C. | μ = \(\sqrt{\frac{g-A-r}{Zcg}} \) |
| D. | μ = \(\sqrt{\frac{g+A+r}{Zcg}} \) |
| Answer» B. μ = \(\sqrt{\frac{Zcg}{g*A*r}} \) | |
| 5. |
A 2-wheel drive 35 HP tractor has 1.5 m rear wheel diameter. The engine runs at 1200 rev/min. the total reduction of speed is 30:1. Find the travelling speed of tractor in km/h. |
| A. | 12.09 kmh-1 |
| B. | 11.31 kmh-1 |
| C. | 14.90 kmh-1 |
| D. | 9.99 kmh-1 |
| Answer» C. 14.90 kmh-1 | |
| 6. |
The line of pull on an implement is 20° above the horizontal and in a vertical plane which is at an angle 10° with the direction of travel. What drawbar power would be required at 5km/h |
| A. | 13.8 KW |
| B. | 11.5 KW |
| C. | 12.5 KW |
| D. | 9.87 KW |
| Answer» D. 9.87 KW | |
| 7. |
A two-wheel drive tractor is pulling a load of 12 KN horizontally on levelled surface at forward speed of 5km/hr. The rolling radius of traction wheel and wheel slip are 0.65m and 20% respectively. If rear axle torque is 9KNm the tractive efficiency is ______ |
| A. | 69.31% |
| B. | 23.90% |
| C. | 51.49% |
| D. | 10.24% |
| Answer» B. 23.90% | |
| 8. |
A traction wheel having 600 mm diameter was tested in a soil bin and following data was obtained, angular speed=10rpm, input torque to wheel angle=60 Nm, drawbar pull=150 N, normal load on wheel axle=500 N, wheel forward speed=0.25 ms-1. What will be the slippage? |
| A. | 19.47% |
| B. | 20.18% |
| C. | 20.43% |
| D. | 19.98% |
| Answer» D. 19.98% | |