Quiznetik

Agricultural Engineering | Set 12

1. Which of the following rice cooks more flaky?

Correct : A. Parboiled rice

2. Wind erosion is influenced by

Correct : B. Wind velocity, clod size, and surface roughness and soil moisture

3. Land shaping becomes necessary where often the following implement is used

Correct : A. MB plough

4. Planter is different from seed drill in respect to

Correct : B. Metering mechanism

5. The temperature at which fuel begins to vaporize is

Correct : D. Smoke point

6. Battery should be recharged when specific gravity

Correct : A. 1.225

7. Cooling independent of temperature is main drawback of

Correct : B. Forced pump system

8. According to US geological survey, geothermal energy is all heat stored in the earth's crust above 15?C to a depth of

Correct : A. At 10 Km

9. As the 'cc' of engine increases, the power of engine will

Correct : B. Increase

10. The best hydrocarbons from detonation point of view are

Correct : C. Aromatics

11. Rotor diameter of Rietz mill ranges from

Correct : B. 10-60 cm

12. In pressurized water-cooling the water pressure is kept between

Correct : A. 1.5 and 2 bars

13. The expected annual use and life of puddler is

Correct : D. 2500 hours, 10 years

14. Fuel injector is also known as

Correct : D. All are correct

15. The soil moisture at permanent wilting point may be

Correct : B. 60 atm

16. A type of solar reflector used in solar furnace

Correct : A. Concave and spherical

17. The moisture content at which the wilting is complete and the plant dies

Correct : B. Ultimate wilting

18. The hydraulic flood routing method used is

Correct : D. Both (b) & (c)

19. An implement that is used in till plant system is

Correct : B. Sweeps

20. If the volatility of fuel is high, it ignites

Correct : A. Shortly

21. A strip of unploughed land that is left at each end of the field for tractor turning is

Correct : C. Head land

22. Lower links of tractor reduces

Correct : A. Side draft

23. The knife section of a reaper makes a

Correct : B. Reciprocating motion

24. Depreciation of machine value depends on

Correct : D. All are correct

25. An assembly, which diverts the straw coming from cylinder towards straw walker is

Correct : B. Rear beater

26. Weight transfer of tractor is directly affected by

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

27. The speed variation of medium belt drive is

Correct : B. 10-22 m/s

28. Pre-combustion chamber is found in

Correct : B. Diesel engine

29. The constant depth furrow opener is

Correct : D. All are correct

30. Charge of battery is measured in terms of

Correct : C. Specific gravity of electrolyte

31. Spline of PTO is used for

Correct : A. Joining two shafts in line

32. Thermostat valve is used in

Correct : B. Water-cooled engines

33. The efficiency of external combustion engine ranges from

Correct : A. 10 to 15 per cent

34. Valve timing diagram is a function of

Correct : A. Engine speed

35. Indigenous plough is

Correct : C. Multi-purpose tool

36. For better alignment, a cutter bar should be set at

Correct : D. 88?

37. Gudgeon pin of engine piston is made of

Correct : A. Case hardened steel

38. One heat flow unit is equal to

Correct : A. 10-6 cal/cm2/sec

39. In semi-confined aquifer, when there is time lag between lowering of two water levels is

Correct : B. Semi-confined aquifer with delayed yield

40. LSU dryer is

Correct : C. Continuous flow mixing type dryer

41. Lubrication reduces

Correct : D. All are correct

42. The work of shoe in the reaper is

Correct : B. To regulate the height of cut

43. Cold spark plug has

Correct : B. Short insulator

44. For wheat, the recommended speed of threshing drum is

Correct : B. 20-30 m/s

45. Suitable lubricant for 4-stroke engines is

Correct : A. Mineral lubricant

46. In Otto cycle engines, air fuel mixture comes in cylinder through

Correct : B. Carburetor

47. Ring lubrication system is generally used for lubrication of

Correct : B. Horizontal bearings

48. In four-stroke diesel engines, the air enters in the cylinder during

Correct : A. Suction stroke

49. The method used for testing of lubricating oil is

Correct : D. All are correct

50. A MB plough, which is suitable for ploughing along hillsides, is

Correct : B. Two-way plough

51. The maximum clearance under the landside and horizontal surface when the MB plough is resting on ground surface is

Correct : B. Vertical suction

52. Hot magma is a source of

Correct : C. Geothermal energy

53. The speed range of medium speed engine is

Correct : B. Between 350 rpm and 1000 rpm

54. PTO shaft gets drive from

Correct : D. All are correct

55. The yardstick of sharpness of solid materials is

Correct : A. Roundness

56. The cerbon percent in mild steel varies from

Correct : A. 0-0.25%

57. Pain coulter are used in relatively

Correct : C. Clean field

58. For engine parts, a type of lubrication system adopted is

Correct : D. All are correct

59. The amount of solar energy reaching a specific location on the surface of the earth at a specific time

Correct : B. Insulation

60. Push rod is operated between

Correct : A. Tappet and rocker arm

61. In rice, angle of internal friction is

Correct : D. 24 degrees

62. The capacity of bucket elevator mainly depends on

Correct : D. All are correct

63. A ratio of mass of water to mass of soil is referred to as

Correct : B. Gravimetric water

64. The first butterfly valve of carburets or controls the flow of

Correct : A. Air fuel mixture

65. A bullock drawn implement has

Correct : B. Lower speed and lower working capacity

66. The inclined angle between cutting edge of knives of cutter bar is

Correct : C. 38?

67. A part of mould board plough which lifts, turns and break furrow slice is

Correct : B. Mould board

68. Notched coulter work well in

Correct : B. Heavy trashy field

69. PTO hp indicates

Correct : C. Power on PTO shaft

70. Safe storage moisture level of grain crop is generally below the range of

Correct : B. 8 to 9 %

71. In steaming process, a soaked paddy exposed to steam at a pressure of about

Correct : C. 4 kg/cm2

72. One cm of rainfall over a catchment area of one km2 represents the volume of water equal to

Correct : B. 104 m3

73. A governor automatically regulates

Correct : B. Engine speed

74. Soil texture represent the

Correct : A. Size and proportion of particles making a soil

75. The plough bottom of wrest plough turn through

Correct : C. 180?

76. A modern spark plug has an economical life of about

Correct : C. 10000-16000 Km

77. In sunlight, the heating rays are

Correct : C. Infra-red ray

78. Infiltration is measured by the

Correct : A. Infiltrometer

79. A biogas production starts falling at an atmospheric temperature of

Correct : B. 20?C

80. In deep bed drying, the depth of grain layer is

Correct : D. More than 20 cm

81. Dehusking capacity of rubber roll sheller in different climatic condition ranges between

Correct : C. 100-200 tonnes/hour

82. A law, which is based on stress analysis of plastic defoliation within the elastic limit was proposed by

Correct : B. Kick

83. Centrifugal sheller is used for milling

Correct : C. Pulses

84. In tractor three-point hitch is operated by

Correct : C. Hydraulic system

85. Dead furrow is made by

Correct : A. One-way MB plough

86. The calorific value of high-speed diesel is

Correct : C. 10,550 Kcal/kg

87. ASPEE is famous for manufacturing

Correct : D. Sprayers

88. Flywheel is made of

Correct : A. Cast iron

89. Force-feed lubrication system is commonly used in

Correct : A. High speed multi-cylinder engine

90. The first tractor company, which introduced air-cooled tractor

Correct : A. Eicher

91. In continuous flow dryer, drying air temperature may be

Correct : B. 70?C

92. In hydraulically controlled hitching system, the implement does not remain in lifted position due to

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

93. Hardness of rice endosperm ranges from

Correct : C. 11.5 to 14.5 kg/mm2

94. Heat losses by friction and compression etc. is that

Correct : B. 10 per cent

95. A device to control the engine speed within specific limit is called

Correct : B. Governor

96. In rubber roll huller breakage is

Correct : A. Less

97. Helical blades of mower are arranged in

Correct : A. Horizontal cylindrical form

98. The main part of pneumatic governor is

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

99. The density and specific gravity of grain is essential for

Correct : D. All are correct

100. Throttle type governor is kind of

Correct : D. Hydraulic governor