MCQOPTIONS
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MCQOPTIONS
This section includes 15 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. |
Who invented the first lawn mower? |
| A. | Albert Einstein |
| B. | Buzz Aldrin |
| C. | Edwin Budding |
| D. | Yuri Gagarin |
| Answer» D. Yuri Gagarin | |
| 2. |
In mower, the pitman transmits the motion to the ___________ |
| A. | Knife head |
| B. | Knife middle |
| C. | Knife back |
| D. | Knife end |
| Answer» B. Knife middle | |
| 3. |
In cutter bar of mower, the knife sections are revitted to the ___________ |
| A. | Knife back |
| B. | Reciprocating fingers |
| C. | Stationary bar |
| D. | Cylindrical drum |
| Answer» B. Reciprocating fingers | |
| 4. |
In mower, the grass board is provided at the ___________ |
| A. | Cutter end |
| B. | Knife end |
| C. | Knife back |
| D. | Reciprocating fingers |
| Answer» B. Knife end | |
| 5. |
In cutter bar of mower, the knife head is attached to the ___________ |
| A. | Knife back |
| B. | Cutter end |
| C. | Starting point of cutting edge |
| D. | Reciprocating fingers |
| Answer» B. Cutter end | |
| 6. |
In flail mower, the cutting section contains ___________ |
| A. | Cutter bar |
| B. | Swinging knives |
| C. | Fixed knives |
| D. | Reciprocating fingers only |
| Answer» C. Fixed knives | |
| 7. |
A gang mower is the group of ___________ |
| A. | 2 or more cylindrical mowers |
| B. | 5 mowers |
| C. | 2 mowers |
| D. | 10 mowers |
| Answer» B. 5 mowers | |
| 8. |
The most common mower, amongst the following is ___________ |
| A. | Reciprocating mower |
| B. | Lawn mower |
| C. | Cylindrical mower |
| D. | Horizontal mower |
| Answer» B. Lawn mower | |
| 9. |
A disc type mower is operated by PTO with 6 discs with a shaft of 0.4 m/disc. The specific energy required for cutting is 2.1 KJ/m2 and specific power losses due to air come stubble and gear train friction is 2 kw/m of cutting width. If the mower with tractor requires a propelling force of 2 KN the total power requirement for carrying out moving in Kw at forward speed of 3 km/h is ____ |
| A. | 10.67 |
| B. | 20.67 |
| C. | 30.67 |
| D. | 40.67 |
| Answer» B. 20.67 | |
| 10. |
How many revolutions will each spindle of cotton picker make in the picking zone for a chain belt arrangement in which the speed of spindle is 1400 rpm and remains in the picking zone during 100 cm of forward travel. |
| A. | 50 |
| B. | 21 |
| C. | 45 |
| D. | 11 |
| Answer» C. 45 | |
| 11. |
A 2m mower is operating at 3.5 km/h with an overall efficiency of 75%. Calculate the area covered by it in ha/h. |
| A. | 0.525 |
| B. | 0.625 |
| C. | 0.725 |
| D. | 0.825 |
| Answer» B. 0.625 | |
| 12. |
A mower has driven wheel of 60 cm diameter. The crank of mower makes 550 rpm, when it is driven by a tractor at a speed of 2 km/h. If speed ratio between the crank wheel and land wheel is changed to 27:1, calculate the increase in speed of mower to maintain the same speed of crank. |
| A. | 0.20 km/h |
| B. | 0.304 km/h |
| C. | 1.402 km/h |
| D. | 1.36 km/h |
| Answer» C. 1.402 km/h | |
| 13. |
How many hectares of grass per day of 15 hours can be cut by a mower being operated at the speed of 4.5 km/h and with 4 m cutter bar. |
| A. | 20 |
| B. | 22 |
| C. | 27 |
| D. | 16 |
| Answer» D. 16 | |
| 14. |
What horsepower will be required to pull 1.2 m mower working at the speed of 5 km/m length of the mower ad mechanical efficiency is 85%? |
| A. | 1.56 |
| B. | 2.56 |
| C. | 3.56 |
| D. | 4.56 |
| Answer» B. 2.56 | |
| 15. |
Calculate the total time required to harvest 4 hectares of grass by means of a 2mm mower being operated at the speed of 4 km/h. Assume field efficiency of mower as 75%? |
| A. | 4.67 hr |
| B. | 5.67 hr |
| C. | 6.67 hr |
| D. | 7.67 hr |
| Answer» D. 7.67 hr | |