Quiznetik
Agricultural Engineering | Set 16
1. The temperature at which fuel catches fire is
A. Pour point
B. Flash point
C. Cloud point
D. Smoke point
Correct : B. Flash point
2. The viscosity of water at 20 degree centigrade is almost
A. 1 dyne
B. 1 dyne/sq.cm
C. 1 poise
D. 1 centistokes
Correct : D. 1 centistokes
3. Which method is used for estimation of evaporation?
A. water budget method
B. Energy balance method
C. Mass transfer method
D. All are correct
Correct : D. All are correct
4. The high-pressure pump used in diesel engine has pressure range of
A. 120-300 kg/cm2
B. 120-350 kg/cm2
C. 120-380 kg/cm2
D. 120-400 kg/cm2
Correct : A. 120-300 kg/cm2
5. Hydraulic pump develops a pressure of about
A. 150 kg/cm2
B. 180 kg/cm2
C. 200 kg/cm2
D. 250 kg/cm2
Correct : A. 150 kg/cm2
6. The solar radiation receive by every squre meter
A. 0.64 KJ/sec
B. 1.36 KJ/sec
C. 1.50 KJ/sec
D. 1.80 KJ/sec
Correct : A. 0.64 KJ/sec
7. The land holding of small farmer is
A. Less than 4 ha land
B. Less than 10 ha land
C. More than 4 ha land
D. More than 10 ha land
Correct : A. Less than 4 ha land
8. The frictional force acting between the surfaces of contact at rest with respect to each other is called
A. Dynamic friction
B. Static friction
C. Kinetic friction
D. None of these
Correct : B. Static friction
9. The fossil fuel is
A. Coal
B. Natural gas
C. Oil
D. All are correct
Correct : D. All are correct
10. The capillary adjustment is very sluggish between
A. 15 and 30 atm
B. 31 and 15 atm
C. 31 and 41 atm
D. 41 and 15 atm
Correct : B. 31 and 15 atm
11. Total quantity of water in the world is about
A. 1386 Mkm3
B. 1386 Mkm3
C. 1580 Mkm3
D. None of these
Correct : A. 1386 Mkm3
12. Thermal efficiency of Magneto hydrodynamic system is about
A. 40-45.0
B. 50-55
C. 60-65%
D. 70-75
Correct : C. 60-65%
13. The method of planting in which row-to-row as well as plant-to-plant distance is uniform is
A. Drilling
B. Hill dropping
C. Check row planting
D. All are correct
Correct : C. Check row planting
14. The flat belt idlers are used for granular materials having an angle of repose not less than
A. 20?C
B. 25?C
C. 30?C
D. 35?C
Correct : D. 35?C
15. Smaller change in viscosity of oil with temperature indicates
A. High viscosity indes number
B. Low viscosity index number
C. Both (a) & (b)
D. None of these
Correct : A. High viscosity indes number
16. Standard screens are used and measurement of the particle size range between
A. 70 mm and 30 micro metre
B. 76 mm and 38 micro metre
C. 78 mm and 38 micro metre
D. 80 mm and 40 micro metre
Correct : B. 76 mm and 38 micro metre
17. The lower penetration of disc plough is due to
A. Blunt disc
B. Plough too hight
C. More tilt angle
D. All are correct
Correct : D. All are correct
18. The most common power transmission system used in seed drill is
A. Belt and pulley
B. Chain and sprocket
C. Gears
D. All are correct
Correct : B. Chain and sprocket
19. Brake works on principle of
A. Friction
B. Vibration
C. Sliding
D. Suction
Correct : A. Friction
20. In reaper, knife clips are placed with
A. Ledger plate
B. Wearing plate
C. Guard
D. Cutter bar
Correct : B. Wearing plate
21. The pitman of reaper is made of
A. Metal
B. Wood
C. Plastic
D. None of these
Correct : A. Metal
22. A unit hydrograph has
A. One unit of direct runoff
B. One unit of rainfall
C. One unit of peak discharge
D. All are correct
Correct : A. One unit of direct runoff
23. Hollow cone nozzle employed on boom type sprayer have spray angle of
A. 30-50 degree
B. 40-60 degree
C. 60-95 degree
D. 90-120 degree
Correct : C. 60-95 degree
24. The relative humidity will be reduced to half its original value if the temperature of air is increased by
A. 8 degrees
B. 11 degrees
C. 14 degrees
D. 17 degrees
Correct : B. 11 degrees
25. Temperature attainable with concentrating collector as compared to flat plate collector is
A. Lower
B. Higher
C. Equal
D. None of these
Correct : B. Higher
26. Highest tractive efficiency occurs in a
A. Irrigated soil
B. Compact and firm soil
C. Ploughed soil
D. All are correct
Correct : B. Compact and firm soil
27. The methane bacteria work best at a temperature range of
A. 30-32?C
B. 35-38?C
C. 40-45?C
D. 48-52?C
Correct : B. 35-38?C
28. The horizontal suction of MB plough influences
A. Depth of cut
B. Width of cut
C. Both depth and width of cut
D. None of these
Correct : A. Depth of cut
29. Macermic cultivator is a
A. Bullock drawn
B. Tractor drawn
C. Manually operated none of these
D. None of these
Correct : A. Bullock drawn
30. The C-shape blade of rotary rillers are used for seedbed preparation in
A. Sticky soil
B. Stony soil
C. Trashy soil
D. Sandy soil
Correct : C. Trashy soil
31. The spacing between discs in heavy-duty harrow is
A. 5-6 inch
B. 6-9 inch
C. 10-12 inch
D. Above 12 inch
Correct : C. 10-12 inch
32. The vertical conveyer reaper is mostly used for harvesting
A. Cereal crop
B. Pulse crop
C. Vegetables
D. Oilseed crop
Correct : A. Cereal crop
33. The BHP of an engine indicates
A. Power on piston
B. Power on flywheel
C. Power on drawbar
D. Power on PTO
Correct : B. Power on flywheel
34. Pump used in the windmill may be
A. Reciprocating type
B. Rotor type
C. Diaphragm type
D. All are correct
Correct : D. All are correct
35. Double mass curve technique is used for checking the
A. Consistency of a record
B. Inconsistency of a record
C. Both (a) and (b)
D. None of these
Correct : B. Inconsistency of a record
36. Oil filter of tractor engine is generally changed after
A. 50 hours of work
B. 100 hours of work
C. 120 hours of work
D. 150 hours of work
Correct : C. 120 hours of work
37. The breakage office may be reduced by
A. Drying the paddy at optimum moisture content
B. Gelatinizing the starch
C. Both (a) and (b)
D. None of these
Correct : C. Both (a) and (b)
38. A good lubricant should have
A. Sufficient viscosity
B. Remains stable under changing temperature
C. It whould not corrode metallic surface
D. All are correct
Correct : D. All are correct
39. The size of medium plough is
A. Below 100 mm width of cut
B. Above 150 mm width of cut
C. Between 150 mm and 200 mm width of cut
D. Above 200 mm width of cut
Correct : C. Between 150 mm and 200 mm width of cut
40. Disc separator separates materials on the basis of
A. Length
B. Width
C. Weight
D. Shape
Correct : A. Length
41. In reaper, a knife head of cutter bar is connected to
A. Cutter bar
B. Guard
C. Pitman
D. Knife section
Correct : C. Pitman
42. Of the following solar air heater is applicable in
A. Heating buildings
B. Drying of agriculture products
C. Air-conditioning of buildings
D. All are correct
Correct : D. All are correct
43. Solar energy reaches top of the earth's surface consist of
A. Ultraviolet radiation
B. Infrared radiation
C. Visible light
D. All are correct
Correct : D. All are correct
44. The coupling ued for joining two shafts appreciably out of line is
A. Oldham coupling
B. Flanged coupling
C. Flexible coupling
D. Universal coupling
Correct : D. Universal coupling
45. Rotary pump is used as
A. Low pressure sprayer
B. High pressure spray
C. Ultra low volume sprayer
D. All are correct
Correct : A. Low pressure sprayer
46. The compression pressure of diesel engine inside the cylinder varies from
A. 30-40 kg/cm2
B. 35-45 kg/cm2
C. 40-50 kg/cm2
D. 50-60 kg/cm2
Correct : B. 35-45 kg/cm2
47. The slop area method is extensively used in
A. Case where shifting control exist
B. Case where backwater effect is present
C. Development of rating curve
D. Estimation of flood discharge based on high water mark
Correct : D. Estimation of flood discharge based on high water mark
48. The slat type of mould board is used in
A. Grassy land
B. Sod soil
C. Sticky soil
D. None of these
Correct : C. Sticky soil
49. Tyler sieves originated in/at
A. 1910 (USA)
B. 1920 (Japan)
C. 1930 (England)
D. None of these
Correct : A. 1910 (USA)
50. The initial density of snow varies from
A. 0.06-0.15 g.cm3
B. 0.06-0.25 g.cm3
C. 0.08-0.35 g.cm3
D. 0.08-0.45 g.cm3
Correct : A. 0.06-0.15 g.cm3
51. Primary fuel filter is used to remove particles of size
A. 5 Micron
B. 8 Micron
C. 10 Micron
D. 4 Micron
Correct : A. 5 Micron
52. The oil from oil pump delivers directly to
A. Oil strain
B. Oil filter
C. Mall bearing
D. All are correct
Correct : B. Oil filter
53. The volume displaced by one-stroke of piston is
A. Cylinder volume
B. Swept volume
C. Clearance volume
D. Total volume
Correct : B. Swept volume
54. Diaphragm unit is fitted on
A. Fuel injection pump
B. Engine inlet manifold
C. Exhaust manifold
D. None of these
Correct : A. Fuel injection pump
55. The side slope of bund is function of
A. Bund's height
B. Angle of repose off ill material
C. Both (a) and (b)
D. None of these
Correct : C. Both (a) and (b)
56. The percentage of grain blown by blower along with bhusa in respect to total grain input in the thresher by weight is
A. Cylinder loss
B. Sieve loss
C. Blower loss
D. Visible
Correct : C. Blower loss
57. Speed of alternator with respect to engine speed is
A. One-half
B. Equal
C. Twice
D. Thrice
Correct : C. Twice
58. The pipeline used to supply the fuel to the injector is
A. Low pressure line
B. High pressure line
C. Zero pressure line
D. All are correct
Correct : B. High pressure line
59. Amount of het required to raise the temperature of a unit mass by one degree is called
A. Specific gravity
B. Thermal conductivity
C. Specific heat
D. Viscosity
Correct : C. Specific heat
60. The material commonly used for insulator of spark plug is
A. Alumina
B. Asbestos
C. Copper
D. Steel
Correct : A. Alumina
61. The flywheel is mounted on
A. Front end of crankshaft
B. Rear end of crankshaft
C. Front end of camshaft
D. Rear end of camshaft
Correct : B. Rear end of crankshaft
62. Another name of positive displacement pump is
A. Piston pump
B. Plunger pump
C. Centrifugal pump
D. All are correct
Correct : C. Centrifugal pump
63. The useful working hours of self-propelled combine is
A. 1000 hours
B. 2000 hours
C. 3000 hours
D. 4000 hours
Correct : C. 3000 hours
64. In hydraulically control hitching system, the equpment vibrates due to
A. Lower oil level
B. Clogging of oil filter
C. Trapping of air in oil filter
D. All are correct
Correct : D. All are correct
65. Honeycomb type radiator is also known as
A. Cellular type
B. Tabular type
C. Both (a) & (b)
D. None of these
Correct : A. Cellular type
66. The star wheel of reaper lifts up the crop and turns at
A. 45?
B. 60?
C. 90?
D. 180?
Correct : C. 90?
67. Hot plug has
A. Long insulator
B. Small thread
C. Both (a) & (b)
D. None of these
Correct : A. Long insulator
68. The permissible slip for wheel type tyre during slippage testing is
A. 3 to 5%
B. 7 to 10%
C. 15 to 20%
D. 20 to 30%
Correct : C. 15 to 20%
69. The total depth of water application to the crop is called
A. Duty
B. Delta
C. Base
D. None of these
Correct : B. Delta
70. A gear used in timing gear is
A. Spur ger
B. Bevel gear
C. Helical gear
D. Warm gear
Correct : A. Spur ger
71. A screw conveyor has
A. Triangular trough
B. U-shape trough
C. V-shape trough
D. Trapezoidal shape trough
Correct : B. U-shape trough
72. The nozzle used for herbicide and fungicide application is
A. Hallow cone
B. Solid cone
C. Flat fan
D. Jet stream
Correct : A. Hallow cone
73. The part of MB plough that resists the side pressure exerted by the furrow slice on the mould board is
A. Mould board
B. Gunnel
C. Landside
D. Frog
Correct : C. Landside
74. A pro with 21 splined has speed of
A. 540
B. 1000 rpm
C. 1500 rpm
D. None of these
Correct : B. 1000 rpm
75. The voltage developed by each cell of battery is about
A. 1.2 volt
B. 2.2 volt
C. 1.5 volt
D. 3.0 volts
Correct : B. 2.2 volt
76. Piston of an engine is made of
A. Cast Iron
B. Aluminium alloy
C. Nickel Iron alloy
D. All are correct
Correct : D. All are correct
77. Ply rating of tyre indicates
A. Load-bearing capacity
B. Load-pulling capacity
C. Both (a) & (b)
D. None of these
Correct : A. Load-bearing capacity
78. Shoulder bounds are provided to
A. Retain the runoff over benches
B. Provide stability to the outer edge of bench
C. Both (a) & (b)
D. None of these
Correct : C. Both (a) & (b)
79. The vertical clearance of the BM plough ranges from
A. 2 to 5 mm
B. 2 to 5 cm
C. 3 to 5 mm
D. 3 to 5 cm
Correct : C. 3 to 5 mm
80. In air injection system, fuel pump develop
A. High pressure
B. Low pressure
C. Very high pressure
D. None of these
Correct : B. Low pressure
81. In batch type dryer, the air temperature seldom exceeds
A. 35?C
B. 40?C
C. 45?C
D. 50?C
Correct : C. 45?C
82. The temperature of cloud point is
A. 5' above the pour point
B. 10' above the pour point
C. 15' above the pour paint
D. All are correct
Correct : A. 5' above the pour point
83. The method of ploughing in which the plough works round a strip of unploughed land is
A. Gathering
B. Casting
C. Head land
D. None of these
Correct : B. Casting
84. Wind erosion is influenced by
A. Clod size
B. Wind velocity
C. Soil moisture
D. All are correct
Correct : D. All are correct
85. Secondary fuel filter is made of
A. Paper
B. Thin wire
C. Wooden
D. All are correct
Correct : A. Paper
86. Rice recovery in parboiling as compared to raw rice milling is
A. 1-2 %
B. 2-3 %
C. 3-4 %
D. 4-5%
Correct : A. 1-2 %
87. Thermostat valve widely opens at about
A. 78?C
B. 80?C
C. 85?C
D. 90?C
Correct : D. 90?C
88. Percentage of bran in paddy
A. 2.40%
B. 4.60%
C. 6.80%
D. 8.10%
Correct : B. 4.60%
89. Geometrical mean diameter of particles are known as
A. Specific diameter
B. Equivalent diameter
C. Geometric diameter
D. None of these
Correct : B. Equivalent diameter
90. The density of soil organic matter is usually about
A. 1.15 to 1.29 g/cc
B. 1.3 to 1.5 g/cc
C. 1.5 to 1.65 g/cc
D. 1.65 to 2.65 g/cc
Correct : B. 1.3 to 1.5 g/cc
91. The most accurate dynamometer is
A. Prony brake
B. Hydraulic type
C. Swinging field type
D. Eddy current type
Correct : C. Swinging field type
92. Piston pin connected piston with
A. Crankshaft
B. Connecting rod
C. Camshaft
D. Flywheel
Correct : B. Connecting rod
93. According to Colling, the draft of mould board plough on the ground is
A. 34%
B. 18%
C. 48%
D. Above 48%
Correct : B. 18%
94. The properties of aquifer may be expressed in terms of
A. Hydraulic conductivity
B. Transmissibility
C. Specific yield
D. All are correct
Correct : D. All are correct
95. The process of removing husk and hull from the paddy grain is known as
A. Shelling
B. Milling
C. Husking
D. All are correct
Correct : D. All are correct
96. The gear used in constant mesh type system is
A. Spur gear
B. Bevel gear
C. Warm gear
D. Helical gear
Correct : D. Helical gear
97. Cyclone separator is used for separating the
A. Fine particles
B. Medium particles
C. Heavy particles
D. All are correct
Correct : A. Fine particles
98. The gradient for generation of power by heat engine in OTEC plant utilizes
A. Pressure gradient
B. Temperature gradient
C. Moon gradient
D. None of these
Correct : B. Temperature gradient
99. The thermal efficiency of petrol engine varies between
A. 25 and 32 per cent
B. 30 and 35 per cent
C. 32 and 38 per cent
D. 30 to 40 percent
Correct : A. 25 and 32 per cent
100. The maximum torque in a tractor is generated at
A. Rated rpm
B. Rated horsepower
C. Less than rated rpm
D. More than rated rpm
Correct : C. Less than rated rpm