Quiznetik

Agricultural Engineering | Set 1

1. Coolant pump is

Correct : C. Centrifugal pump

2. Flow mass curve is an integral curve of

Correct : D. Hydrograph

3. The size of power thresher is determined by

Correct : A. Width of cylinder and straw rack

4. Curve number method estimates the

Correct : B. Director runoff

5. The knife of cutter bar of animal-crawn reaper is made of

Correct : C. High carbon steel

6. A tillage system in which the field is ploughed and followed by row crop planter directly is

Correct : B. Plough plant

7. Working temperature of diesel engine ranges from

Correct : A. 71-82°C

8. Colloid mill is used for

Correct : D. All are correct

9. Vegetable lubricants are made from

Correct : D. All are correct

10. The capacity of manual operated rotary paddy thresher is

Correct : A. 1 to 2 q/day

11. In force feed lubrication system, the gear used is

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

12. Soil erosion is more when

Correct : B. Raindrop impact along with overland flow

13. When the temperature is raised to 38.3?C the gas production increased by

Correct : C. 50%

14. The horsepower required for tractor-operated potato digger is

Correct : B. 35 hp

15. One-way plough requires laying out a field in lands, ending with

Correct : A. Dead furrow

16. Tractor drawn implements have

Correct : A. High speed and higher working capacity

17. The standard speed of a 21 spline PTO shaft is

Correct : C. 1000 rpm

18. A high gas production achieved from biogas plant when inside temperature of the chamber is

Correct : C. 35?C

19. The output capacity of hand beating method is about

Correct : C. 17-20 kg/h

20. According to colling, the draft to MB plough due to cutting slice is

Correct : B. 48%

21. Wick lubrication is also called

Correct : A. Siphon lubricator

22. The discharge per unit draw down at a well is known as

Correct : C. Specific capacity

23. A PTO shaft with diameter 3.6 cm and 6 splined, standard PTO rpm will be

Correct : A. 540

24. Rice yield can increased due to improved mining equipments by

Correct : B. 2-3%

25. The life of spark plug used in 2-stroke engine as compared to 4-stroke engines is

Correct : B. Twice

26. A structure used to carry out irrigation water across the stream, canals, gullies and other natural depression is

Correct : C. Flume

27. Airplane sprayers and dusters are suitable for

Correct : C. Large scale work

28. Muffler is provided on tractor to control

Correct : A. Noise

29. In diesel engines, thermostat valve fully opens at

Correct : A. 88-90?C

30. Blue smoke indicates

Correct : B. Burning of lubricant in cylinder

31. Oil pressure gauge is used

Correct : C. To warn the operator of any irregularity

32. In reaper, a flat plate with two cutting edges is known as

Correct : B. Knife section

33. Pressure in pintle type nozzle varies as

Correct : B. 7-15 Mpa

34. The compression ratio of diesel engine is

Correct : B. 14 to 20:1

35. Angle between centerline of tyre and vertical line is called

Correct : A. Camber angle

36. The Englberg huller removes

Correct : C. Husk and bran from paddy

37. Tilt angle of standard disc plough varies from

Correct : A. 15-25?

38. Acme harrows are mostly used for

Correct : B. Mulching

39. The draft requirement in MB plough compared to disc plough for same depth of ploughing is

Correct : B. More

40. The shape of furrow cut by indigenous plough is

Correct : A. V-shape

41. A man can develop

Correct : A. 0.1 hp

42. A connecting rod of four-stroke engines is subjected to

Correct : A. Compression and tension

43. A capacity of centrifugal dehusker is about

Correct : B. 500 kg/h

44. Cleaning of material is done on the basis of

Correct : B. Size

45. In case of windmill, the ratio of power delivered by rotor to the maximum power available in the wind is

Correct : B. Coefficient of performance

46. Air blast sprayer is used for

Correct : C. Orchards

47. A pump used in the tractor hydraulic is

Correct : D. All are correct

48. The indicator plant used for determining the permanent wilting percentage is

Correct : C. Sunflower

49. A type of oil filter used in tractor engine is

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

50. A normal size of shoulder bund is provided on bench

Correct : A. Terrace sloping inward

51. The size of combine is determined by

Correct : B. Width of harvest

52. The furrow planting of crops are widely used in

Correct : C. Semi-arid conditions

53. The size of hole of single hole nozzle is usually larger than

Correct : B. 0.2 mm

54. The working capacity of two-row potato planter is about

Correct : A. 0.2 to 0.3 ha/h

55. Heat obtained to BHP of total heat is about

Correct : B. 26 per cent

56. The storage capacity of mud kothi is

Correct : D. 1 to 50 tonnes

57. A machine used for cutting of cereal crop

Correct : A. Reaper

58. The specific gravity of light diesel oil is

Correct : C. 0.92

59. The pump used in most of the hydraulic sprayers is

Correct : B. Positive displacement pump

60. Air-cooled engine has

Correct : C. Fins

61. The crankcase breather filter is mostly made of

Correct : C. Oil wetted screen

62. The amount of heat required to raise the temperature of a given mass substance by unit is

Correct : C. Heat capacity

63. In diesel cycle engines air enters in the cylinder through the

Correct : B. Intake value

64. The common method planting in semi arid areas for row crop is

Correct : C. Furrow planting

65. In pressurized water-cooling, increasing its pressure can increase the boiling point of coolant

Correct : D. All are correct

66. The conservation of moisture is not possible when working with

Correct : C. MB plough

67. Turning radius is affected by

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

68. The vaporizing temperature of petrol fuel is

Correct : C. Equal to diesel fuel

69. The law applicable in size reduction of fine powder is

Correct : C. Rittinger's law

70. The power developed by an average pair of bullocks varies from

Correct : B. 0.5-1.0 hp

71. The total number of rings on piston may vary from

Correct : C. 3 ? 7

72. Mould board plough works on the principle of

Correct : A. Suction

73. PTO drive taken from output shaft, the speed of PTO is

Correct : A. Proportional to speed of tractor

74. Lysimeter is used to measure

Correct : B. Evapotranspiration

75. In case of parboiled rice, the average yield obtained from huller is

Correct : B. 62-64%

76. For every 100 metre below ground level the temperature of rock increase about

Correct : B. 3?C

77. Drawbar pull is measured by the

Correct : C. Hydraulic dynamometer

78. A MB plough that throws furrows slice to both the direction of travel is

Correct : C. Reversible plough

79. In a seed metering mechanism, only one seed is allowed at a time is

Correct : A. Flat drop

80. A draft required to pull 4-botton 30 cm tractor plough working to a depth of 15 cm operated at speed of 6 Km/h. The soil resistance is 0.7 kg/cm2

Correct : C. 1260 kg

81. The difference between static water level and pumping water level is known as

Correct : A. Drawdown

82. The average output capacity of tractor mounted groundnut digger shaker is

Correct : D. 0.27 ha/h

83. In dry milling the percentage of pulse dehusked in one pass or single operation is

Correct : B. 50%

84. The energy removed by cooling is about

Correct : C. 30 per cent

85. Splash system of lubrication is generally used in

Correct : A. Single cylinder & stationary engine

86. The nozzle used for band treatments of herbicide along row crop is

Correct : C. Flat fan

87. Internal combustion engine was invented by

Correct : D. Nicolas Otto

88. Percentage of protein in pulse by weight is

Correct : C. 17-25%

89. Surface sealing problem is less on

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

90. The economically smallest size of gobar gas plant is

Correct : D. 70 cubic ft

91. The upper safe noise level is

Correct : B. 85 dB

92. The upper strata of the earth where the openings are partially filled with water is

Correct : B. Zone of aeration

93. Weight transfer in tractor is affected by

Correct : C. Centre of gravity

94. A vertical plate that is used to control depth and adjust line of pull in plough is

Correct : B. Vertical clevis

95. The size of cutter bar of tractor PTO operated combine is

Correct : B. 1.5-2.5 m

96. The temperature at which fuel flow ceases is

Correct : A. Pour point

97. The square engine has

Correct : C. Equal bore and stroke

98. Solid injection system has

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

99. The type of starting aid generally used in the diesel power tiller is called

Correct : A. Decompression lever

100. Flow-duration curve is plot of

Correct : B. Stream discharge against per cen of time the flow is equaled or exceeded