Agricultural Engineering Set 32

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This set of Agricultural Engineering Multiple Choice Questions & Answers (MCQs) focuses on Agricultural Engineering Set 32

Q1 | The capacity of thermal dryer depends on the
  • Rate of mass transfer
  • Rate of heat transfer
  • Rate of heat and mass transfer
  • None of these
Q2 | An angular distance of the sunrays north (or south) of the equator is
  • Latitude angle
  • Hour angle
  • Declination
  • Inclination
Q3 | A wooden pitman is generally used in
  • Reaper
  • Mower
  • Combine
  • All are correct
Q4 | The optimum moisture content (wb) for paddy harvesting is
  • 12-15%
  • 15-18%
  • 18-20%
  • 20-22%
Q5 | For air-drying the recommended normal air temperature is
  • 30-40?C
  • 40-50?C
  • 50-60?C
  • 60-65?C
Q6 | The speed of hammer tip of a Rietz mill varies from
  • 4.5-80m/s
  • 5.2-111 m/s
  • 10-150m/s
  • 12-160m/s
Q7 | Denudation rate is expressed in the unit of
  • gram/m2
  • gm/sec
  • m3/m2/sec
  • Both (b) & (c)
Q8 | The cutter bar used in cutting unit of combine is
  • Mower type
  • Reaper type
  • Both (a) & (b)
  • None of these
Q9 | Coefficient of traction is defined as
  • Ratio of BHP to IHP
  • Ratio of dbhp to PTO hp
  • Ratio of drawbar pull to dynamic loads
  • All are correct
Q10 | A group of solar cell is
  • Solar cap
  • Solar panel
  • Solar node
  • All are correct
Q11 | The capacity of tractor-operated vertical conveyer reaper is about
  • 0.2-0.4 ha/h
  • 0.6-0.6 ha/h
  • 0.6-0.8 ha/h
  • 0.8-1.0 ha/h
Q12 | Contour trenching is done mainly in
  • Low rainfall areas for moisture conservation
  • High rainfall areas for moisture conservation
  • Arid zones for wind erosion control
  • All are correct
Q13 | Thermal conductivity of air is
  • 0.01 Kcal/mhr. ?C
  • 0.02 Kcal/mhr. ?C
  • 0.03 Kcal/mhr. ?C
  • None of these
Q14 | The power produced from a wind speed 6.4 to 37 km ph by windmill varies from
  • 0.1 to 0.5 hp
  • 0.1 to 0.9 hp
  • 0.5 to 1 hp
  • 1 to 9 hp
Q15 | USLE was developed for
  • African condition
  • U.K. conditions
  • American condition
  • None of these
Q16 | The lowest temperature at which fuel begins to crystallize is
  • Pour point
  • Flash point
  • Cloud point
  • Smoke point
Q17 | Two bullocks weighing 750 Kg each are pulling an implement with speed of 2 km/h. The hp that required pulling an implenment is
  • 1.11 hp
  • 11.1 hp
  • 6.66 hp
  • 66.66 hp
Q18 | Maximum torque in a tractor is generated at
  • Rated rpmb
  • Less than rated rpm
  • Rated horsepower
  • Maximum idling
Q19 | A type of cylinders used on power wheat threshers is
  • Serrated disc and rasp bar
  • Spike tooth and wire loop
  • Spike tooth and hammer mill
  • Hammer mill and syndicate
Q20 | A vertical between the projection of the sun's rays on the horizontal plane and direction of sun's rays is
  • Zenith angle
  • Solar altitude
  • Solar angle
  • Latitude angle
Q21 | Wind erosion is more in
  • Cohesive soils
  • Non-cohesive soils
  • Rocky soils
  • None of these
Q22 | A steam engine is an
  • Spark ignition engine
  • Compression ignition engine
  • External combustion engine
  • IC engine
Q23 | Gravity test is done by using the
  • Hydrometer
  • Hygrometer
  • Thermometer
  • All are correct
Q24 | The planters are suitable for maintaining distance between
  • Seeds/plant
  • Rows
  • Both (a) & (b)
  • None of these
Q25 | The primary purpose of ring expander is to
  • Make up for cylinder, wear
  • Increase static ring tension
  • Decrease dynamic ring tension
  • Reduce ring vibration