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This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The most accurate dynamometer is |
| A. | Prony brake |
| B. | Hydraulic type |
| C. | Swinging field type |
| D. | Eddy current type |
| Answer» D. Eddy current type | |
| 2. |
Percentage of bran in paddy |
| A. | 2.40% |
| B. | 4.60% |
| C. | 6.80% |
| D. | 8.10% |
| Answer» C. 6.80% | |
| 3. |
The process of removing husk and hull from the paddy grain is known as |
| A. | Shelling |
| B. | Milling |
| C. | Husking |
| D. | All are correct |
| Answer» E. | |
| 4. |
In batch type dryer, the air temperature seldom exceeds |
| A. | 35?C |
| B. | 40?C |
| C. | 45?C |
| D. | 50?C |
| Answer» D. 50?C | |
| 5. |
The method of ploughing in which the plough works round a strip of unploughed land is |
| A. | Gathering |
| B. | Casting |
| C. | Head land |
| D. | None of these |
| Answer» C. Head land | |
| 6. |
Cyclone separator is used for separating the |
| A. | Fine particles |
| B. | Medium particles |
| C. | Heavy particles |
| D. | All are correct |
| Answer» B. Medium particles | |
| 7. |
Shoulder bounds are provided to |
| A. | Retain the runoff over benches |
| B. | Provide stability to the outer edge of bench |
| C. | Both (a) & (b) |
| D. | None of these |
| Answer» D. None of these | |
| 8. |
The Olpad thresher is mostly used for threshing |
| A. | Paddy |
| B. | Wheat |
| C. | Oil seeds |
| D. | All are correct |
| Answer» C. Oil seeds | |
| 9. |
Soil erosion refers to the gross amount of |
| A. | Soil loss |
| B. | Sediment yield |
| C. | Both (a) and (b) |
| D. | None of these |
| Answer» B. Sediment yield | |
| 10. |
The solar radiation receives from the sun after its direction has been changed is |
| A. | Beam radiation |
| B. | Diffuse radiation |
| C. | Direct radiation |
| D. | All are correct |
| Answer» C. Direct radiation | |
| 11. |
The temperature in sun drying corresponding to black body is about |
| A. | 3000?K |
| B. | 4000?K |
| C. | 5000?K |
| D. | 6000?K |
| Answer» E. | |
| 12. |
In power-operated sprayer, the pump works at a pressure of |
| A. | 2-5 Kg/cm2 |
| B. | 3-8.5 Kg/cm2 |
| C. | 4-12 Kg/cm2 |
| D. | 5-15 Kg/cm2 |
| Answer» C. 4-12 Kg/cm2 | |
| 13. |
For belt conveying of paddy, the most suitable trough angle is |
| A. | 10?C |
| B. | 15?C |
| C. | 20?C |
| D. | 25?C |
| Answer» D. 25?C | |
| 14. |
Calorific value of biogas is |
| A. | 450 Kcal/m3 |
| B. | 1000 Kcal/m3 |
| C. | 3000 Kcal/m3 |
| D. | 4500 Kcal/m3 |
| Answer» E. | |
| 15. |
The area covered by dry land weeder is |
| A. | 0.1 ha/day |
| B. | 0.2 ha/day |
| C. | 0.3 ha/day |
| D. | 0.4 ha/day |
| Answer» C. 0.3 ha/day | |
| 16. |
Particles less than 0.1 mm diameter is moved by the action of |
| A. | Suspension |
| B. | Saltation |
| C. | Surface creep |
| D. | None of these |
| Answer» B. Saltation | |
| 17. |
Chute spillways are constructed at |
| A. | Gully head |
| B. | Along the gully bed |
| C. | Both (a) & (b) |
| D. | None of these |
| Answer» B. Along the gully bed | |
| 18. |
A type lubricator is used in steam engines is |
| A. | Siphon type |
| B. | Hydrostatic type |
| C. | Mechanically operator lubricator |
| D. | Both (b) & (c) |
| Answer» E. | |
| 19. |
Starting motor is engaged with ring gear of engine with the help of |
| A. | Bevel gear |
| B. | Helical gear |
| C. | Pinion gear |
| D. | Sliding pinion gear |
| Answer» E. | |
| 20. |
Losses in fruits and vegetables generally varies from |
| A. | 1-10% |
| B. | 10-30% |
| C. | 30-40% |
| D. | 40-50% |
| Answer» C. 30-40% | |
| 21. |
In the reaper, whoe is provided with |
| A. | One end of cutter bar |
| B. | Each end of cutter bar |
| C. | Middle of cutter bar |
| D. | Each knife of cutter bar |
| Answer» C. Middle of cutter bar | |
| 22. |
The belt speed for transportation of grams should not increase by |
| A. | 3.5 m/s |
| B. | 4.5 m/s |
| C. | 5.0 m/s |
| D. | 6.5 m/s |
| Answer» B. 4.5 m/s | |
| 23. |
Biogas is used for |
| A. | Cooking food |
| B. | Operating engine |
| C. | Burning gas stove |
| D. | All are correct |
| Answer» E. | |
| 24. |
A primary winding wire has resistance of |
| A. | One ohm |
| B. | Two ohms |
| C. | Three ohms |
| D. | Four ohms |
| Answer» D. Four ohms | |
| 25. |
Vapour lock is associated with |
| A. | Ignition system |
| B. | Cooling system |
| C. | Fuel supply system |
| D. | Ignition system |
| Answer» D. Ignition system | |
| 26. |
The piston speed of an engine is equal to |
| A. | 2 LN |
| B. | ALN |
| C. | 4 LN |
| D. | None of these |
| Answer» B. ALN | |
| 27. |
The condition of soil that determines the optimum condition for tillage is |
| A. | Plastic |
| B. | Hard |
| C. | Crumbly |
| D. | Cemented |
| Answer» D. Cemented | |
| 28. |
The centre of plough load in a single bottom plough is |
| A. | 7.5 cm to left of shin |
| B. | At the shin |
| C. | 7.5 cm to right of shin |
| D. | None of these |
| Answer» D. None of these | |
| 29. |
The main purpose of piston rings is |
| A. | To control combustion pressure |
| B. | To control cylinder wall librication |
| C. | To drain out excessive oil |
| D. | All are correct |
| Answer» E. | |
| 30. |
An implement that attached to a tractor along hinge axis and controlled directly by tractor steering unit is |
| A. | Trailed implements |
| B. | Mounted implements |
| C. | Semi mounted implements |
| D. | All are correct |
| Answer» D. All are correct | |
| 31. |
Critical diameter of clod takes place in the wind erosion is |
| A. | 0.50 mm |
| B. | 0.84 mm |
| C. | 0.10 mm |
| D. | 100 mm |
| Answer» C. 0.10 mm | |
| 32. |
Cleaning of material is done by |
| A. | Washing |
| B. | Screening |
| C. | Handpicking |
| D. | All are correct |
| Answer» E. | |
| 33. |
In petrol engines thermostat valve fully opens at |
| A. | 72?C |
| B. | 78?C |
| C. | 82?C |
| D. | 85?C |
| Answer» D. 85?C | |
| 34. |
In disc harrow, the penetration of disc improves by |
| A. | Increasing disc angle |
| B. | Lowering hitch point |
| C. | Regulating optimum speed |
| D. | All are correct |
| Answer» E. | |
| 35. |
A latitude for wave energy in both Northern and Southern Hemispheres is between |
| A. | 10 and 20? |
| B. | 20 and 30? |
| C. | 30% and 50? |
| D. | 40 and 60? |
| Answer» E. | |
| 36. |
Rational formula is only appicable to small size catchments which has an area |
| A. | Less than 50 km2 |
| B. | More than 50 km2 |
| C. | Less than 5000 km2 |
| D. | More than 5000 km2 |
| Answer» B. More than 50 km2 | |
| 37. |
The discs mounted on Olpad thresher for threshing are |
| A. | 10 |
| B. | 15 |
| C. | 20 |
| D. | 25 |
| Answer» D. 25 | |
| 38. |
A container of battery is made of |
| A. | Steel |
| B. | Cast iron |
| C. | Rubber |
| D. | Plastic |
| Answer» D. Plastic | |
| 39. |
Todal power is dissipated by |
| A. | Friction |
| B. | Eddies current |
| C. | Both (a) & (b) |
| D. | None of these |
| Answer» D. None of these | |
| 40. |
The plough bottom as combined unit consists of |
| A. | Share, landside, frog and MB |
| B. | Coulter, jointer and frog |
| C. | Beam, handle and MB |
| D. | None of these |
| Answer» B. Coulter, jointer and frog | |
| 41. |
The syndicator type thresher is termed as |
| A. | Hammer mill type thresher |
| B. | Rasp bar type thresher |
| C. | Chaff cylinder type thresher |
| D. | All are correct |
| Answer» E. | |
| 42. |
Natural air-drying needs dehumidification if the atmospheric humidity exceeds |
| A. | 30% |
| B. | 50% |
| C. | 70% |
| D. | 80% |
| Answer» D. 80% | |
| 43. |
Specific gravity separator works on the principle of |
| A. | Characteristics of grain to flow down over an inclined surface |
| B. | Flotation of the particles due to upward movement of air |
| C. | Both (a) and (b) |
| D. | None of these |
| Answer» D. None of these | |
| 44. |
The shape of perforated deck used in specific gravity separator is |
| A. | Triangular |
| B. | Rectangulr |
| C. | Circular |
| D. | Hexagonal |
| Answer» B. Rectangulr | |
| 45. |
Heavy draft of a disc harrow is due to |
| A. | Blunt disc |
| B. | Furrow too wide |
| C. | Loose bearing |
| D. | All are correct |
| Answer» E. | |
| 46. |
The complete path of power from engine to wheel is called |
| A. | Power system |
| B. | Power train |
| C. | Gear unit |
| D. | All are correct |
| Answer» C. Gear unit | |
| 47. |
To convert the point of rainfall value at various stations into an average value over a catchment area is possible by |
| A. | Arithmetical-mean method |
| B. | Thiessen-polygon methon |
| C. | Isohyetal method |
| D. | All are correct |
| Answer» E. | |
| 48. |
In precision planting, the height of seed drop should be |
| A. | Close to ground |
| B. | At least 50 cm from ground |
| C. | More than 50 cm from ground |
| D. | None of these |
| Answer» B. At least 50 cm from ground | |
| 49. |
In a tractor centre of gravity is located at |
| A. | 1/3 of wheelbase ahead of rear axle |
| B. | 2/3 of wheelbase ahead of rear axle |
| C. | 1/4 of wheelbase ahead of rear axle |
| D. | All are correct |
| Answer» B. 2/3 of wheelbase ahead of rear axle | |
| 50. |
Battery consists of |
| A. | Positive plate |
| B. | Negative plate |
| C. | Both (a) & (b) |
| D. | None of these |
| Answer» D. None of these | |