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This set of Agricultural Engineering Multiple Choice Questions & Answers (MCQs) focuses on Agricultural Engineering Set 58
Q1 | Heavy draft of a disc harrow is due to
- Blunt disc
- Furrow too wide
- Loose bearing
- All are correct
Q2 | The discs mounted on Olpad thresher for threshing are
- 10
- 15
- 20
- 25
Q3 | In disc harrow, the penetration of disc improves by
- Increasing disc angle
- Lowering hitch point
- Regulating optimum speed
- All are correct
Q4 | In petrol engines thermostat valve fully opens at
- 72?C
- 78?C
- 82?C
- 85?C
Q5 | In tractor weight transfer is greater when
- Speed is greater
- Speed is less
- Pull is higher
- All are correct
Q6 | The capacity of moral type storage structure is about
- 2.5 to 15 tonnes
- 3.5 to 18 tonnes
- 4.5 to 20 tonnes
- 5 to 25 tones
Q7 | Todal power is dissipated by
- Friction
- Eddies current
- Both (a) & (b)
- None of these
Q8 | Natural air-drying needs dehumidification if the atmospheric humidity exceeds
- 30%
- 50%
- 70%
- 80%
Q9 | Maximum noise level from a tractor mear the operator's ear should not exceed
- 85 dB
- 90dB
- 95 dB
- 100 dB
Q10 | To convert the point of rainfall value at various stations into an average value over a catchment area is possible by
- Arithmetical-mean method
- Thiessen-polygon methon
- Isohyetal method
- All are correct
Q11 | In solar furnace temperature can be raised upto
- 1000?C
- 20000?C
- 3000?C
- 4000?C
Q12 | The syndicator type thresher is termed as
- Hammer mill type thresher
- Rasp bar type thresher
- Chaff cylinder type thresher
- All are correct
Q13 | Rational formula is only appicable to small size catchments which has an area
- Less than 50 km2
- More than 50 km2
- Less than 5000 km2
- More than 5000 km2
Q14 | Battery consists of
- Positive plate
- Negative plate
- Both (a) & (b)
- None of these
Q15 | In precision planting, the height of seed drop should be
- Close to ground
- At least 50 cm from ground
- More than 50 cm from ground
- None of these
Q16 | Hammer mill and Burr grinder are used for grinding the
- Grain
- Oil seed
- Pulse
- All are correct
Q17 | The shape of perforated deck used in specific gravity separator is
- Triangular
- Rectangulr
- Circular
- Hexagonal
Q18 | Per hectare application rate of high volume sprayer is
- Less than 400 litres
- 400 litres
- More than 400 litres
- None of these
Q19 | A container of battery is made of
- Steel
- Cast iron
- Rubber
- Plastic
Q20 | The plough bottom as combined unit consists of
- Share, landside, frog and MB
- Coulter, jointer and frog
- Beam, handle and MB
- None of these
Q21 | The complete path of power from engine to wheel is called
- Power system
- Power train
- Gear unit
- All are correct
Q22 | In a tractor centre of gravity is located at
- 1/3 of wheelbase ahead of rear axle
- 2/3 of wheelbase ahead of rear axle
- 1/4 of wheelbase ahead of rear axle
- All are correct
Q23 | Manually operated push type harvester is commonly called
- Reaper
- Hand dropper
- Sickle
- None of these
Q24 | A latitude for wave energy in both Northern and Southern Hemispheres is between
- 10 and 20?
- 20 and 30?
- 30% and 50?
- 40 and 60?
Q25 | Specific gravity separator works on the principle of
- Characteristics of grain to flow down over an inclined surface
- Flotation of the particles due to upward movement of air
- Both (a) and (b)
- None of these