Quiznetik

Agricultural Engineering | Set 4

1. The output capacity of tractor operated peg type thresher is

Correct : C. 5.2 q/h

2. In MB plough, the maximum horizontal clearance between the landside and furrow wall is

Correct : A. Horizontal suction

3. Loss of value of machine with passage of time is

Correct : A. Depreciation

4. It six-cylinder engine rated at 2200 rpm will generate a fundamental sound frequency of

Correct : B. 220 Hz

5. A pump that delivers metered quantity of fuel to each cylinder at appropriate time under high pressure is

Correct : B. Fuel injection pump

6. The weight of centrifugal governor is to regulate the

Correct : A. Fuel control of diesel injection pump

7. In common rail system fuel is supplied by

Correct : A. One pressure line to all injectors

8. The fuel used in EC engines for generation of power is

Correct : D. Steam

9. The reel most commonly used in combine now a days is

Correct : B. Pick up type

10. Evaporating cooling system is used for cooling of

Correct : D. Industrial engines

11. In hammer mill, the speed of hummer tip ranges from

Correct : A. 700-1000 rpm

12. In water-cooled engines the water pump used

Correct : A. Centrifugal type

13. In rotary type power duster, the dust can be blown at a height of

Correct : D. 6 metres

14. The drummy type thresher is also termed as

Correct : B. Hammer mill type thresher

15. Cooking quality of rice is represented by

Correct : D. All are correct

16. In the air-cooled engines, cylinder normally enclosed in a sheet metal casing is called

Correct : A. Cowling

17. Hydraulic brake works on the principle of

Correct : B. Pascal's Law

18. Vertical interval of bench terrace depends on

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

19. An open trench left between two adjacent strips of land alter the plouging is

Correct : B. Dead furrow

20. The pushrod is located between

Correct : B. Tappet and rocker arm

21. A cooling system that requires more maintenance is

Correct : B. Water cooling

22. The work of crankshaft is to

Correct : B. Turn the flywheel

23. In solid injection system, fuel pump is used for

Correct : B. Forcing fuel into combustion chamber

24. The dropping of seeds in furrow lines in continuous flow is

Correct : A. Drilling

25. The removal of few large particles in an initial process is

Correct : A. Scalping

26. In conventional freeze drying, dehydration temperature are kept between

Correct : D. 37.8?C-93.3?C

27. Geologic erosion is also called as

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

28. A metal with lowest melting point is

Correct : A. Aluminium

29. The blade assembly of combine is operated at a speed of

Correct : A. 1.2-1.5 m/sec

30. Hot pulses are tempered in the tempering bin after each pass for

Correct : B. 6 hours

31. The use of unit hydrograph for estimating floods is limited to catchments of size less than

Correct : C. 5000 km2

32. The compression pressure of petrol engine inside the cylinder varies from

Correct : A. 6-10 kg/cm2

33. The boiling temperature of water in the radiator is raised to about

Correct : C. 110?C

34. Radiator core is made of

Correct : D. Brass

35. The capacity of smallest biogas plant is about

Correct : B. 2 m3

36. Heat required to evaporate one kg of water from grain is

Correct : B. 500 Kcal

37. The coupling joining two shafts out of alignment is

Correct : D. Flexible coupling

38. A reel of combine helps in

Correct : D. All are correct

39. The random scattering of seed on the surface of seedbed is

Correct : B. Broadcasting

40. Knapsack sprayer is suitable for

Correct : D. All are correct

41. Mass density increases as

Correct : A. Pressure increase

42. The extra high speed engines used in knapsack sprayers are powered by

Correct : C. Petrol

43. A pump used in force-feed lubrication system is

Correct : C. Positive displacement pump

44. Flate plate collector is generally used for

Correct : A. Room heating

45. In rubber roller sheller, the clearance between rubber roll is

Correct : B. Smaller than paddy thickness

46. An aquifer confined at the bottom but not at the top is called

Correct : C. Unconfined aquifer

47. At the wind velocity greater than threshold value, the vibration of particles will be

Correct : A. Zero

48. Till plant equipment which are used for seed bed are

Correct : B. Sweeps

49. Heat losses by exhaust gases is about

Correct : C. 33 per cent

50. A MB plough whose plough bottom turns through 180? about a longitudinal axis is

Correct : C. Turn wrest plough

51. In flail type mower, cutting section has

Correct : B. Swinging knives

52. The grade of oil used in winter season is

Correct : A. SAE 30

53. Ballasting in rear tyre of tractor is done for

Correct : A. Increasing traction

54. Pressure of hand=operated sprayers varies from

Correct : C. 1-7 Kg/cm2

55. The metering mechanism suitable for metering small and large seeds is

Correct : D. Internal double run type

56. The horizontal suction of MB plough is

Correct : A. 5 mm

57. The temperature at which vapour flashes momentarily is

Correct : B. Flash point

58. The amount of heat in kilocalorie the must be added to or removed from one kg of substances to change its temperature by one degree is

Correct : B. Specific heat

59. The diesel engine does not have

Correct : D. All are correct

60. Threshing in rotating drum cylinder is due to

Correct : C. Impact

61. The optimum C:N ratio for maximum microbiological activities is

Correct : D. 30;1

62. Bench terraces are constructed at slope gradient of

Correct : B. 10 to 20%

63. Solar pond is used to

Correct : A. Collect and store the solar energy

64. An improper registration of reaper results in

Correct : D. All are correct

65. The hitching of plough is done by placing the plough

Correct : A. Few centimeters below ground level

66. The percentage of total quantity of water in the world that is saline is

Correct : D. 97

67. Power operated sprayers are suitable for

Correct : B. Large holdings

68. In the bar point share, the bar serves as

Correct : C. Share and landside

69. The stroke bore ratio of tractor engines varies from

Correct : D. 1.0 to 1.45

70. The percentage of carbon in cast iron is

Correct : D. 2.5 to 4.5%

71. Lubricant used in gearbox is

Correct : C. SAE 90

72. Optimum engine temperature is about

Correct : D. 82?C

73. V-shaped gullies are developed when

Correct : A. Now velocity is high but runoff volume per unit time is less

74. The speed variation of heavy belt drive is about

Correct : D. >22 m/s

75. Pressure plate is an essential part of

Correct : B. Clutch

76. The application rate of dusters is

Correct : B. 10-15 kg/ha

77. Which is the recording type of rain gauge?

Correct : D. All are correct

78. In most tractor engines, a cooling systems used is

Correct : B. Pressure cooling

79. Size reduction of fruits and vegetables are mostly performed by

Correct : C. Cutting

80. Per hectare application rate of low volume sprayer is

Correct : D. 5-400 litres

81. USLE is used for predicting

Correct : D. All are correct

82. Glucose is added to the rice with water solution in the ratio of

Correct : A. 1;1

83. The main shaft of an engine is also called

Correct : B. Input shaft

84. The average infiltration rate is called

Correct : B. Infiltration index

85. In biogas plants, the depth of digester varies from

Correct : B. 3-6 metres

86. No till system reduces runoff by

Correct : D. 90%

87. Toe-in and toe-out are related to

Correct : A. Front axle of tractor

88. Shedding and shattering losses of grain in the field can be considerably reduced by harvesting paddy at moisture content of

Correct : D. 23-25%

89. Pitman arm is part of

Correct : D. Steering system

90. A mower with rotating helical blades used for cutting is

Correct : A. Cylinder mower

91. An aquifer is a permeable bed only partly filled with water and overlying a relatively impervious layer is

Correct : D. All of these

92. An instrument used to measure soil compaction is

Correct : B. Cone penetrometer

93. Stubble mulching is associated with

Correct : B. Wind erosion

94. A clutch used in power tiller is

Correct : C. Dog clutch

95. In batch type dryer the minimum airflow rate required for drying per cubic metre of paddy is

Correct : B. 3-4 cu m/min

96. The bearing used on disc harrows are subjected to

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

97. The base function of governor in an engine is to regulate the

Correct : B. Power development

98. The method for estimating power required for crushing and grinding operation is given by

Correct : D. Bond

99. A tractor mounted on rotary tillers are used for

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

100. The power required to run the engine at any given speed without production of useful work is called

Correct : D. Friction power