Plant Protection Equipments MCQ

Test your knowledge with important Plant Protection Equipments MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Plant Protection Equipments MCQs on Bissoy. Bissoy App

• In hydraulic sprayers, the amount of vertical adjustment for spraying on plants of various heights varies from ______
  ক

  45.7 cm 118 m

  খ

  20-25 m

  গ

  1.5 cm to 3.5 m

  ঘ

  10-100 m
• In hydraulic sprayers, the most common length of boom for general field use is ______
  ক

  16.50 m

  খ

  15 m

  গ

  10 m

  ঘ

  6.30 m
• Most of the hydraulic sprayers are equipped with _______
  ক

  Positive displacement pump

  খ

  Reciprocating pump

  গ

  Centrifugal pump

  ঘ

  Rotary pump
• In hydraulic sprayer, the strainer is equipped in _______
  ক

  Delivery line

  খ

  Suction line

  গ

  Boom

  ঘ

  Tank
• In hydraulic sprayer, the cut off valve is used to control the _________
  ক

  Flow to boom

  খ

  Pressure

  গ

  Spray rate

  ঘ

  Drop size
• In hydraulic sprayers, the pressure gauge is equipped __________
  ক

  On top of the tank

  খ

  On a frame near tank

  গ

  On discharge line of sprayer

  ঘ

  Below tank
• In hydraulic sprayer, the air chamber is provided on _________
  ক

  Top of the tank

  খ

  Discharge line of pump

  গ

  Below tank

  ঘ

  A frame near operator seat
• The kind of agitator used in hydraulic sprayer is ________
  ক

  Paddle type

  খ

  Plunger type

  গ

  Wooden type

  ঘ

  Glass type
• In tank of hydraulic sprayer, the function of drain plug is to _______
  ক

  Regulate the sprayer rate

  খ

  Control the pressure

  গ

  Drain and clean the tank

  ঘ

  Control volume
• Tank of hydraulic sprayers is made of ________
  ক

  Metal

  খ

  Fibre glass

  গ

  Polythene

  ঘ

  PVC
• The distance from the source water surface to the output of the pump is known as _________
  ক

  total head

  খ

  crank handle

  গ

  nozzle

  ঘ

  flow rate
• What is pump efficiency?
  ক

  P.E. = Water Horse Power * Shaft Horse Power

  খ

  P.E. = Water Horse Power – Shaft Horse Power

  গ

  P.E. = Water Horse Power + Shaft Horse Power

  ঘ

  P.E. = \(\frac{Water \, Horse \, Power}{Shaft \, Horse \, Power} \)
• At where is the pressure lower when the chemical travels through the rubber hose?
  ক

  At the discharge part of the power sprayer

  খ

  At the end of the hose

  গ

  At the swirl plate

  ঘ

  At the spray gun
• Hand atomizer is used for spraying in _______
  ক

  orchard

  খ

  field crop

  গ

  nursery

  ঘ

  forests
• Vane type or Propeller type are which type of pump?
  ক

  Piston pump

  খ

  Centrifugal pump

  গ

  High volume pump

  ঘ

  Rotary pump
• Which sprayer is carried on the back of the operator?
  ক

  Knapsack type

  খ

  Stirrup pump type

  গ

  Rocket sprayer

  ঘ

  Bucket sprayer
• Mysto hand is a type of which sprayer?
  ক

  Stirrup pump type

  খ

  Hand atomiser type

  গ

  Bucket sprayer

  ঘ

  Boom type field sprayer
• What is the formula used for calculating VMD, when pressure is less than 675 kPa?
  ক

  \(\frac{(VMD1)}{VMD2}=\Big\{(\frac{P1}{P2})^{\frac{2}{3}} \Big\} \)

  খ

  \(\frac{(VMD1)}{VMD2}=\Big\{(\frac{P2}{P1})^{\frac{2}{3}} \Big\} \)

  গ

  \(\frac{(VMD2)}{VMD1}=\Big\{(\frac{P1}{P2})^{\frac{2}{3}} \Big\} \)

  ঘ

  \(\frac{(VMD2)}{VMD1}=\Big\{(\frac{P1}{P2})^{\frac{1}{3}} \Big\} \)
• What will be the diameter of base of a spray cone in a boom sprayer?
  ক

  D = 2h tan \(\frac{θ}{2} \)

  খ

  D = 2h/tan \(\frac{θ}{2} \)

  গ

  D = 2h + tan \(\frac{θ}{2} \)

  ঘ

  D = 2h – tan \(\frac{θ}{2} \)
• Who invented duster?
  ক

  H.D. Norman

  খ

  C.E. Ramser

  গ

  Susan Hibbard

  ঘ

  W.H. Sleeper
• By using a knapsack sprayer, a man can spray over the area of about __________
  ক

  1 ha per day

  খ

  0.75 ha per day

  গ

  1.25 ha per day

  ঘ

  0.4 ha per day
• The tank capacity of hydro-pneumatic sprayers, is about ________
  ক

  1135.5 l

  খ

  2000 l

  গ

  750 l

  ঘ

  1000 l or less
• Aldrin is the ________
  ক

  inorganic compound

  খ

  oil compound as spray material

  গ

  organic compound as spray material

  ঘ

  solution
• Who invented world’s first self-propelled sprayer?
  ক

  Ray Hagie

  খ

  Elon Musk

  গ

  John Deere

  ঘ

  Rachel Carson
• What is rate of the spinning disc, attached to the motor, in Ultra low volume sprayer?
  ক

  4000-9000

  খ

  1000-3000

  গ

  750-1000

  ঘ

  10000-15000
• Which part of power sprayer is used to break the liquid into desired spray and deliver to plants?
  ক

  Boom

  খ

  Nozzle

  গ

  Strainer

  ঘ

  Pressure gauge
• Which part of power sprayer is used to prevent corrosion?
  ক

  Agitator

  খ

  Strainer

  গ

  Prime mover

  ঘ

  Tank
• Which nozzle covers the entire area at small range?
  ক

  Solid cone nozzle

  খ

  Fan nozzle

  গ

  Hollow cone

  ঘ

  Nozzle tip
• The operating pressure of fan nozzle, which is undesirable is _____
  ক

  1.2 kg/cm2

  খ

  1.5 kg/cm2

  গ

  9 kg/cm2

  ঘ

  5.9 kg/cm2
• In which nozzle narrow elliptical spray pattern is formed?
  ক

  Hollow cone nozzle

  খ

  Solid cone nozzle

  গ

  Fan type nozzle

  ঘ

  Nozzle boss