Quiznetik

Agricultural Engineering | Set 9

1. In rubber roll huller the rubber rolls turn at

Correct : B. Different speed and different directions

2. The colour of positive plate of a lead-acid battery is

Correct : C. Brown

3. Calorific value of coal is about

Correct : D. 8300 kcal/kg

4. Variable-speed engines are used in

Correct : D. All are correct

5. A nozzle used in foam sprying is

Correct : D. Air aspirting nozzle

6. A machine used to generte and distribute gases or smoke is known as

Correct : C. Fumigator

7. A connecting rod of tractor is made of

Correct : D. Forged steel

8. Symons's gauge is which type of rain gauge

Correct : B. Non-recording type

9. The device used for reduction of speed and multipliication of torque immediately before rear wheel of tractor is called

Correct : B. Final drive

10. The specific storgae is

Correct : C. Storage coefficient

11. Chemical that is found to be most suitable as water evaporation inhibitor is to

Correct : C. Cetyl alcohol

12. The area lost in bench terracing depends on

Correct : A. Better slope

13. A pump that transfers fuel from the fuel line to the fuel injection pump is

Correct : D. All are correct

14. Air blast sprayer was developed in

Correct : B. 1940

15. Firing order of an engine indicates

Correct : A. Sequence of power stroke

16. The rear part of a tractor is heavier than the front part of tractor to get

Correct : A. Higher tractive efficiency

17. The shelling of paddy by centrifugal dehusker is due to

Correct : D. Impact

18. The first tractor demonstration was held at

Correct : A. Nebraska

19. For grinding operation, operating speed of hammer mill is

Correct : C. 1400-1500 rpm

20. A vertical disc plough is also termed as

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

21. Pneumatic seed drills are suitable for sowing

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

22. A noise level for four hours of working is

Correct : B. 95 dB

23. During processing of fruits and vegetables, transportation losses occurs in as

Correct : D. 30%

24. The connecting rod of an engine connects the crankshaft with

Correct : B. Piston

25. Pain in eardrum starts at a noise level of

Correct : D. 115 dB

26. The height of spray for rotary type hand sprayer for effective spraying is

Correct : C. 3 metres

27. A situation where more than 25% decrease in precipitation from the normal over an area is called

Correct : B. Meteorological drought

28. Vertical rotor metering device is used for

Correct : B. Precision planting

29. A hyetograph is plot of

Correct : A. Rainfall intensity versus time

30. Wind erosion is common in

Correct : B. Arid and semi-arid zones

31. The capacity of biogas plant varies from

Correct : C. 2-150 m3

32. Rietz mill suitable for grinding material below is of

Correct : A. 15 micron size

33. Wave energy is associated with

Correct : B. Ocean

34. The unit of intrinsic permeability is

Correct : C. Cm2

35. The hoiling temperature of methanol is

Correct : B. 65?C

36. Contour blinds are recommended for the areas of

Correct : A. Low rainfall

37. Ridge planting is most suitable for

Correct : C. High rainfall areas

38. Hot plugs used in tractor is operated by

Correct : A. Light load

39. Evapotranspiration is confined

Correct : A. Day time

40. A pump, which supplies the fuel to different cylinder or multi cylinder engine is

Correct : C. Fuel injection pump

41. For impact cutting, dual edge signle element blade requires a volocity of

Correct : D. 40 m/sec

42. An undisturbed soil surface of furrow

Correct : B. Furrow wall

43. Venturi unit and diaphragm unit are connected by

Correct : B. Vacuum pipe

44. To plough a one-hectare land with 15 cm width country plough, a man has to walk

Correct : C. 66 km

45. Tractor mounted groundnut digger shaker is driven by

Correct : C. Tractor PTO

46. The land holding of large farmer is

Correct : D. More than 10 ha

47. The expected life of stationary engine is

Correct : A. 10,000 hrs

48. Specific gravity of a fully discharged battery is

Correct : A. 1.50 or less

49. When cam gear rotes one time the crankshaft gear will rotate

Correct : B. Two times

50. Mineral lubricants are obtained from

Correct : B. Crude petroleum

51. The opening of test sieve is

Correct : C. Square

52. The porosity of sandy soil usually ranges from

Correct : B. 35 to 50%

53. Sheet erosion is also called

Correct : A. Surface flow erosion

54. The tension of water at saturation capacity is almost

Correct : A. 0

55. In CFTRI method, the water is heated to a temperature of

Correct : D. 85?C

56. The recommended belt speed for grain conveying ranges is

Correct : B. 2.5-2.8 m/s

57. Evaporating cooling is also called

Correct : A. Steam of vapour cooling

58. Primary winding of ignition cell consists of

Correct : B. 200-400 turns

59. Compared to raw rice, parboiled rice needs

Correct : A. Less polishing

60. Bevel gears transmit power between two shafts are

Correct : A. Intersecting axis

61. A metering mechanism commonly used in bullock drawn planter in country is

Correct : C. Brush feed mechanism

62. The minimum tillage method is termed as

Correct : B. Plough plant method

63. An indication of ignition quality of diesel fuel is given by

Correct : B. Cetane number

64. The specific fuel consumption of diesel engine is

Correct : A. Less than in the petrol engine

65. Percentage of husk in paddy is about

Correct : B. 18-22 per cent

66. Soil erosion involves the detachment and transportation of

Correct : A. Insoluble soil materials

67. The dry process of biomass digestion involves

Correct : A. Pyrolysis and liquenfication

68. The drum diameter of rotary type thresher is

Correct : C. 43 cm

69. The percentage of nitrogen in gobar gas manure is

Correct : B. 2.00%

70. The draft per unit cross-section area of furrow is called

Correct : B. Unit draft

71. The boiling point of n-hexane is about

Correct : B. 65.5?C

72. The air mass will be one

Correct : A. At Zenith

73. Accumulator is used in

Correct : C. Common rail system

74. The horizontal clevis of MB plough helps in

Correct : A. Adjusting line of draft

75. The capacity of hammer mill depends upon the

Correct : C. Size of sieve

76. Flame gun is used for killing the

Correct : C. Weeds

77. To particle size of gravel according to USWA is

Correct : D. >2 mm

78. Useful life of stationary engine is

Correct : B. 10 years

79. The metering mechanism used in potato planter is

Correct : C. Picker wheel type

80. In proper registered reaper, after each stroke a knife shall stop

Correct : A. At the centre of guard

81. The temperature at which flame persists approximately for 5 seconds is

Correct : C. Fire point

82. The cutting height of reaper binder from ground is about

Correct : B. 10 cm

83. Specific gravity measured by an instrument is

Correct : A. Hydrometer

84. The optimum engine temperature is about

Correct : B. 82 deg.

85. Graded terraces are used in the areas of

Correct : A. Medium to high rainfall

86. The average force that a bullock can exert

Correct : B. 1/10th of their body weight

87. Land plane is ideally suited for

Correct : D. Top finishing

88. Molecular formula of diesel is

Correct : B. C11 H16

89. The calorific value of gasoline is

Correct : A. 45 MJ/kg

90. The API gravity of water is

Correct : B. 10

91. A noise level for six hours of working is

Correct : D. 92 dB

92. The injector and fuel pump are the heart of

Correct : A. Diesel

93. In forced air-dring method the moisture moves from

Correct : A. Grain to air

94. Pressure due to radiator cap

Correct : A. Raises boiling temperature

95. A two-way plough eliminates

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

96. Share of mould board plough is made of

Correct : C. C-1095 sold steel

97. In horizontal plate planter, the percentage is

Correct : C. More than 100

98. The ratio of output power to input power for a traction device is called

Correct : C. Tractive efficiency

99. Two-stroke engine are

Correct : A. High speed engine

100. A conventional pitman drive mower has crank speed of

Correct : B. 850-1100 rpm