Quiznetik

Agricultural Engineering | Set 2

1. Droplet size of ultra low volume sprayer varies from

Correct : C. 35-100 micron

2. In proper seat suspension design, the transmissibility should be

Correct : A. Less than unity

3. Recovery of dhal in each pass is reduced by

Correct : C. 11.5-2.0%

4. The speed of multi-blade rotor is

Correct : C. 60-80 rpm

5. A mormal ploughing depth is

Correct : A. 15 cm

6. A white shiny talc powder and glucose solution is added to the rice during

Correct : B. Glazing

7. The conventional animal drawn mower has a stroke length of

Correct : B. 7.5 cm

8. Threshing capacity of a large stationary thresher is

Correct : C. 4.17 tonnes

9. Commecting rod converts

Correct : A. Reciprocating motion piston into rotary motion crankshaft

10. For seed production, maximum grain temperature usually recommended is

Correct : C. 43?C

11. The temperature inside the solar cooker ranges from

Correct : C. 100-140?C

12. An instrument, which measures the total or global radiation over a hemispherical field of view is

Correct : A. Pyranometer

13. The hammer of hammer mill is made of

Correct : C. Trugh steel

14. In thresher, the percentage of healthy grain dropped from sieve with respect to healthy grain received from main outlet is

Correct : C. Sieve loss

15. The minimum application rate with air blast sprayer for crchards may be

Correct : C. 45-90 1/ha

16. The capacity of paddy huller varies from

Correct : B. 250-750 kg/hr

17. The air fuel ratio of petrol engine is

Correct : B. 15;1

18. Particles size for saltation process ranges from

Correct : A. 0.1 to 0.5 mm diameter

19. Hand operated sprayers are suitable for

Correct : A. Small holdings

20. Cyclone separator works on

Correct : A. Centrifugal force

21. In rotary dryer, the diameter of drum ranges between

Correct : C. 3-6 metres

22. A perched water-table is a special case of

Correct : C. Confined aquifer

23. The harvesting of wheat, barley and grams are mostly done under

Correct : C. Over mature condition

24. The knives used in dynamically balanced mower are

Correct : B. Double

25. In multi hole nozzle, the number of holes varies as

Correct : D. 4?18

26. Black smoke indicates

Correct : C. Engine is overloaded

27. The disc plough is advantageous over MB plough in respect of

Correct : A. Suitable for deep ploughing

28. General formula of olefins is

Correct : A. Cn H2n

29. An engine used in rotary power scythe is

Correct : B. High speed petrol

30. Spattering of small soil particles, caused by raindrop impact on wet soil is called as

Correct : A. Inter rill erosion

31. A aquifer found between impermeable layer is

Correct : B. Artesian aquifer

32. In Otto cycle. Heat is added at

Correct : C. Constant volume

33. Equipment for placing seedlings in the soil is called

Correct : D. Transplanter

34. The percentage of shelling outturn of groundnut decorticator is

Correct : C. 75

35. The tides in a period of 24 hours 50 minutes are

Correct : C. Two high and two low

36. The volume of liquid required for ground spraying of field crop is

Correct : D. 400 litres/ha

37. The relative proportion of sand, clay and silt determines

Correct : B. Soil texture

38. The grain that is carried over the rear of the sieve with chaff and blown out of the combine is

Correct : C. Sieve loss

39. The production of gas from one kilogram of wet dung in biogas plant is

Correct : A. 0.037 m3

40. Ratio of mass density of substance at certain temperature to the mass density of water at same temperature is called

Correct : A. Specific gravity

41. In disc plough, a device used to prevent disc from clogging is

Correct : B. Scraper

42. In flail mower, knives operating are in

Correct : C. Horizontal plane and around cylinder

43. The elements of oil filter is

Correct : D. All are correct

44. Renewable source of energy is

Correct : B. Inexhaustible

45. Dibbler is a

Correct : B. Planter

46. The tilt angle of wheat plough is

Correct : A. 0?

47. The magnitude of precipitation varies with

Correct : C. Both (a) and (b)

48. The voltage in spark plug at the time of spark is

Correct : D. 20000 V

49. Hand atomizer is used for spraying in

Correct : A. Nursery

50. The purpose of ploughing is

Correct : D. All are correct

51. The period petween start of injection and ignition is called

Correct : C. Ignition delay

52. In a windmill, tip speed ratio increases with

Correct : B. Decrease of number of blades

53. For engine bearings, a type of lubrication system adopted is

Correct : D. All are correct

54. The governor is used on tractor engine is called

Correct : B. Variable speed governor

55. Single plate clutch is also known as

Correct : A. Single disk clutch

56. In four-stroke cycle engine, one power stroke is obtained after every

Correct : C. Two revolution of crankshaft

57. In hydraulic sprayers, the degree of atomization is primarily a function of

Correct : D. Liquid pressure and the nozzle characteristics

58. The shelling of paddy in rubber roll sheller is due to

Correct : C. Shearing

59. In comparison to raw rice is parboiled rice rich in

Correct : D. All are correct

60. A subsoiler is used to break a hard pan of soil upto a depth of

Correct : D. 100 cm

61. In spark ignition engines fuel is ignited by

Correct : C. Both (a) & (b)

62. The useful working hours of mounted type combine is

Correct : D. 2000

63. At steep slope the depth of flow is

Correct : A. Less than the flat surface

64. Erosion is the interaction

Correct : C. Erosivity and erodibility

65. The low speed engine runs at speed of

Correct : B. Less than 350 rpm

66. The detonation of fuel takes place during

Correct : A. Combustion

67. Turbocharger of an engine is driven by

Correct : C. Exhaust gas

68. In ignition system, magneto is used for

Correct : B. Supply of spark

69. Of the following, which is the form of precipitation?

Correct : D. All are correct

70. V' pocket (vetch) type disc separator is used for separation

Correct : C. Round shape material

71. A tank capacity of rotary type hand duster is about

Correct : B. 3.6-4.5 kg

72. Venturi tube is provided in carburet or for

Correct : A. Producing low pressure

73. In airplane sprayer, the tank capacity ranges between

Correct : D. 450-2200 litres

74. In attrition mill, the size of food grains is reduced due to

Correct : B. Shear and crushing

75. In angle bar cylinder type thresher the clearance between cylinder and concave unit at entrance is

Correct : B. 13-19 mm

76. In case of porosity the volume of pores may change

Correct : C. Without volume change of solids

77. A soil consistency in the characteristics of the soil at various moisture content when influenced by physical force is

Correct : C. Both (a) and (b)

78. Unit injector is also known as

Correct : B. Atomizer

79. Petrol lubrication system generally is used in

Correct : A. Two-stroke engines

80. Cold plugs is used on

Correct : B. Petrol engine

81. Of the following the main parts of syndicator type thresher are

Correct : D. All are correct

82. When the knife section of cutter bar stops in the center of its guard after every stroke is

Correct : B. Registration

83. Wind due to its motion possesses the

Correct : B. Kinetic energy

84. A machine used to cut herbage crops and leave them in swath is

Correct : B. Mower

85. The specific gravity of petrol at 15? is

Correct : A. 0.73

86. The true point of hitch of the implement is called

Correct : B. Centre of pull

87. Lubricants are available in the form of

Correct : D. All are correct

88. The seed rate required in broadcasting method in comparison to drilling is

Correct : A. More

89. The operation to perform to open any cultivable land is

Correct : A. Primary tillage

90. Specific gravity of a fully charged battery is

Correct : B. 1.28

91. The useful life of self-propelled combine is

Correct : B. 6 years

92. The output capacity of rotary power scythe depends on

Correct : C. Both (a) & (b)

93. Vertical clearance of MB plough influences

Correct : A. Depth of cut

94. The coulter of MB plough is generally mounted

Correct : C. Both (a) & (b)

95. The four-stroke engines are

Correct : D. All are correct

96. Specific gravity of petroleum-based hydraulic fluid is

Correct : C. 0.8

97. The internal angle between the gangs of single action disc harrow is

Correct : C. More than 90?

98. The immersion method is used for identifying

Correct : C. Spraying pressure

99. Spark plug gap setting should be kept between

Correct : A. 0.50 and 0.85 mm

100. In bucket elevtors, the total stretch of belt under maximum load should not exceed more than

Correct : A. 1-2 % of belt length