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This set of Agricultural Engineering Multiple Choice Questions & Answers (MCQs) focuses on Agricultural Engineering Set 21
Q1 | Cold spark plug is used in
- IC engine
- CI engine
- Light duty engine
- Heavy duty engine
Q2 | The percent of edible oil in rice bran is about
- 10?11
- 14?16
- 18-20
- 11?14
Q3 | Viscosity of oil expressed at two temperatures is
- ?18?C and 99?C
- ?20?C and 100?C
- ?20?C and 120?C
- ?18?C and 150?C
Q4 | The rising limb of a hydrograph is also known as
- S-curve
- Concentration curve
- Flow mass curve
- Double mass curve
Q5 | The indicated horsepower of an engine was measured by
- Dynamometer
- Tachometer
- Indicator
- None of these
Q6 | A geological formation which is neither porous nor permeable and there are no interconnected openings hence it cannot transmit water is called
- Perch aquifer
- Aquiclude
- Aquifuge
- Aquitard
Q7 | In angle bar cylinder type thresher, the clearance between cylinder and concave unit at the end
- 1-3 mm
- 3-6 mm
- 5-8 mm
- 6-9 mm
Q8 | A seed drill of size 10 x 20 cm has seed drop in one revolution is 40 gram. The area covered by seed drill in one revolution 9.42 m2. The seed rate (kg/h) is
- 2.2 K
- 22 K
- 1.36 K
- 136 K
Q9 | ML-light servvice, MM. medium service and MS- severe service are service classes for the
- SI engines
- IC engines
- Steam engines
- All are correct
Q10 | A device that is used to adjust the lateral movement of plough is
- Vertical suction
- Vertical clevis
- Horizontal suction
- Horizontal clevis
Q11 | The variation in engine speed is observed at full load and no load is approximate
- 100 rpm
- 150 rpm
- 200 rpm
- 250 rpm
Q12 | The specific gravity of fuel is measured by
- Hygrometer
- Thermometer
- Hydrometer
- All are correct
Q13 | In disc plough, the angle at which the plane of cutting edge of disc is inclined to the vertical line is
- Disc angle
- Tilt angle
- Gang angle
- None of above
Q14 | Melting point of aluminium is about
- 100?C
- 500?C
- 660?C
- 800?C
Q15 | The arrangements of valves used in the engine may be
- I-Head type
- T-head type
- L-head type
- All are correct
Q16 | Primary coil has
- Small number of turns of heavy wire
- More number of turns of thin wire
- Both (a) & (b)
- None of these
Q17 | The device that permits one of the rear wheels of tractor to rotate faster than the other at the turning is called
- Power train
- Clutch
- Differential lock
- None of these
Q18 | If the pH range of slurry is between 4 and 6 the slurry is
- Acidic
- Alkaline
- Neutral
- None of these
Q19 | A hydrograph produced by a continuous effective rainfall at a constant rate for an infinite period is known as
- S-hydrograph
- Drect run off hydrograph
- Hyetograph
- Double mass curve
Q20 | The material that is left by te harvesting machine in row is
- Swath
- Stubble
- Straw
- All are correct
Q21 | Gully erosion is the advance stage of
- Splash erosion
- Sheet erosion
- Rill erosion
- All are correct
Q22 | Cetane rating of commercial diesel fuel is
- 30-60
- 30-70
- 30-65
- 30-80
Q23 | Positive plate of lead-acid battery is made of
- PbO2
- Pb
- PbSO4
- H2SO4
Q24 | F-type valves are used in engines has
- Pre-combustion chamber
- External combustion chamber
- Don't have combustion chamber
- Both (a) & (b)
Q25 | The quantity of gas produced by one kg of dry dung is about
- 0.156 m3
- 0.160 m3
- 0.175 m3
- 0.186 m3