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This set of Agricultural Engineering Multiple Choice Questions & Answers (MCQs) focuses on Agricultural Engineering Set 67
Q1 | In an alternator the magnetic field is produced in the
- Frame
- Stator
- Regulator
- Rotar
Q2 | Pintle type nozzle is commonly used in
- Pre combustion chamber
- Swirl combustion chamber
- Both (a) & (b)
- None of these
Q3 | In power tiller mounted reaper, the rotating power of power tiller in prime mover is converted into
- Rotary power of cutter bar
- Reciprocating power of cutter bar
- Vibrating power of cutter bar
- None of these
Q4 | Clutch is a device used to
- Connect or disconnect the engine power from transmission system
- Reduce the engine power
- Brake the engine power
- All are correct
Q5 | Reduction of engine speed through transmission gearbox ranges between
- 1 and 1/5th highest and lowest
- 1 and 1/6th
- 1 and 1/8th
- None of these
Q6 | The work of choke is
- Supply the air into cylinder
- Supply of electric spark
- Supply of rich mixture
- All are correct
Q7 | The cost of mechanical drying per unit of grain as compared to sun drying is
- High
- Low
- No significant difference
- Exactly same
Q8 | A primary fuel filter is made of
- Cloth
- Paper
- Both (a) & (b)
- None of these
Q9 | Slope steepness affects more to the
- Rill erosion
- Splash erosion
- Sheet erosion
- None of these
Q10 | Thermal conductivity of single grain ranges from 1-5 is
- 0.3-0.6 Kcal/mhr/?C
- 0.4-0.8 Kcal/mhr
- 0.5-0.9 Kcal/m
- 0.6-1.0 Kcal/mhr
Q11 | The speed restriction of light belt drive is up to
- 5 m/s
- 7.5 m/s
- 10 m/s
- 12 m/s
Q12 | A mower with high speed knife rotating in horizontal plane is known as
- Reciprocating mower
- Gang mower
- Horizontal rotary mower
- Flail mower
Q13 | The maximum application rate of air blast sprayer for crchards may be
- 700-1700 1/ha
- 1700-2700 1/ha
- 2700-3100 1/ha
- 3700-4700 1/ha
Q14 | At greater temperature the infiltration rate is
- More
- Less
- No effect
- None of these
Q15 | The quantity of fresh water available is
- 25.0 Mkm3
- 35.0 Mkm3
- 45.0 Mkm3
- 55.0 Mkm3
Q16 | The thickness of disc used in Olpad thresher is
- 2 mm
- 3 mm
- 4 mm
- 5 mm
Q17 | The calorific value of petrol is
- 10,000 Kcal/litre
- 11,000 Kcal/litre
- 15,000 Kcal/litre
- 81,50 Kcal/litre
Q18 | In bullock driven wooden ghani, the percent oil loss (left in cake) is
- 7-8%
- 10-11%
- 13-15%
- 16-18%
Q19 | Negative plate of lead-acid battery is made of
- PbSO4
- H2SO4
- PbO2
- Pb
Q20 | Reliability is lower in
- Unstable soil
- Stable soil
- Both (a) and (b)
- None of these
Q21 | The threshed gram received at main grain outlets with respect to total grain input expressed as percentage by mass is
- Cleaning efficiency
- Winnowing efficiency
- Threshing efficiency
- None of these
Q22 | General formula of paraffin is
- Cn G2n+2
- CnGn+2
- Cn3n+1
- None of these
Q23 | Bucket type sprayer consist of
- Single and double acting pump
- Centrifugal pump
- Plunger type pump
- All are correct
Q24 | A chemical used in the battery for reaction is
- Electrolyte
- Distilled water
- Both (a) & (b)
- None of these
Q25 | More spraying pressure results in
- Reduction in droplet size
- Increase in droplet size
- No change in droplet size
- None of these