Hydraulic Machines MCQ

Test your knowledge with important Hydraulic Machines MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Hydraulic Machines MCQs at Bissoy

• A pneumatic sewage ejector includes a tank for holding _________
  ক

  Fluid sewage

  খ

  Horizontally sewage

  গ

  Axial sewage

  ঘ

  Radial sewage
• The injection pumps used in most diesel engines can create up to ________
  ক

  300 psi

  খ

  3000 psi

  গ

  30000 psi

  ঘ

  3 psi
• The main function of gear pumps are to ________
  ক

  Transfer speed

  খ

  Transfer pressure

  গ

  Transfer temperature

  ঘ

  Transfer energy
• A pump that has low suction and moderate discharge of liquid is called ________
  ক

  Airlift Pump

  খ

  Vacuum pump

  গ

  Turbine pump

  ঘ

  Draft tube
• The fluid coming into the airlift pump is accelerated by ________
  ক

  Throttle

  খ

  Impeller

  গ

  Nozzle

  ঘ

  Governor
• The air lift pump works under the principle of _______
  ক

  Newtons equation

  খ

  Buoyancy

  গ

  Momentum conservation

  ঘ

  Hydrodynamic energy
• A pump that has low suction and moderate discharge is called _______
  ক

  Froth pumps

  খ

  Air lift pumps

  গ

  Reciprocating pumps

  ঘ

  Centrifugal pumps
• The pressure generated by a counterweight gear pump is ______
  ক

  1200 psi

  খ

  1300 psi

  গ

  1400 psi

  ঘ

  1500 psi
• _______ restricts the crane from tipping.
  ক

  Gear

  খ

  Indicator

  গ

  Counterweights3

  ঘ

  Boom
• ________ allows the rotation of the boom.
  ক

  Rotex gear

  খ

  Jib

  গ

  Motor

  ঘ

  Pump
• Out of the ________ a lattice structure called jib projects out.
  ক

  Boom

  খ

  Pump

  গ

  Gear

  ঘ

  Out-triggers
• ________ helps in indicating the maximum lifting limit of the crane.
  ক

  Jib

  খ

  Gear

  গ

  Shaft

  ঘ

  Load moment indicator
• In a hydraulic crane __________ is the component mainly responsible for lifting.
  ক

  Boom

  খ

  Counter-weights

  গ

  Jib

  ঘ

  Rotex Gear
• In a hydraulic system the development of pressure is by variable displacement pump and _____
  ক

  stationary pump

  খ

  fixed pump

  গ

  gear pump

  ঘ

  motor pump
• Due to the arrangement of hydraulic jigger, the ________ rotates
  ক

  Fixed cylinder

  খ

  Sliding contact

  গ

  Fluid

  ঘ

  Pulley
• Idle period of lift is defined as the difference of the total time taken for one operation and the _____ of the lift.
  ক

  Working period

  খ

  Stationary period

  গ

  Active period

  ঘ

  Passive period
• Working period is defined as the ratio of the height of lift to the ___________
  ক

  acceleration of the lift

  খ

  pressure of the lift

  গ

  velocity of the lift

  ঘ

  displacement of the lift.
• _________ is attached to the wall of the floor, where the sliding ram moves upwards or downwards depending on how the pressure is applied.
  ক

  Cage

  খ

  Fixed cylinder

  গ

  Pulleys

  ঘ

  shaft
• The two types of pulleys in a hydraulic lift are ______ and ______
  ক

  fixed, fixed

  খ

  movable, fixed

  গ

  movable, movable

  ঘ

  semi-movable, movable
• ______ is attached to the fixed cylindrical chamber which moves in the upward or downward direction.
  ক

  Jiggers

  খ

  Sliding Ram

  গ

  Crown

  ঘ

  Pulley
• When fluid is subjected to _______ it is pushed into the cylindrical chamber which gives the ram gets a push in the upward direction.
  ক

  Pressure

  খ

  Force

  গ

  Momentum

  ঘ

  Acceleration
• In a hydraulic lift ______ is fixed on the crown of the sliding ram where the carried load is located.
  ক

  Cage

  খ

  Wire rope

  গ

  Pulleys

  ঘ

  Jiggers
• An alternate option to the hydraulic ram is _________
  ক

  water-powered pump

  খ

  Oscillating pump

  গ

  Inlet pressure pump

  ঘ

  Water vessel pump
• One of the main reasons why the cycling stops in the hydraulic ram is due to poor adjustment of ________
  ক

  pressure vessel

  খ

  diaphragm

  গ

  waste valve

  ঘ

  water hammer
• ___________ restricts the dissolution of the pressurized air into the water.
  ক

  Elastic diaphragm

  খ

  Pressure vessel

  গ

  Inlet pipe

  ঘ

  Waste valve
• _______ aids in cushioning the shock of the hydraulic pressure during the working of the hydraulic ram
  ক

  Pressure vessel

  খ

  air bags

  গ

  inlet valve

  ঘ

  Drive pipe
• The typical efficiency of a hydraulic ram is ____
  ক

  50%

  খ

  60%

  গ

  70%

  ঘ

  80%
• Hydraulic Ram is used in areas where there is a source of ________ power.
  ক

  Thermal

  খ

  Hydroelectric

  গ

  Biogas

  ঘ

  Solar
• A hydraulic ram uses the _______ effect to develop pressure.
  ক

  Water hammer

  খ

  Pascal’s law

  গ

  Bernouille’s

  ঘ

  Toricelli’s
• A ________ is a cyclic water pump that derives its power from hydroelectric sources.
  ক

  Hydraulic crane

  খ

  Hydraulic Ram

  গ

  Hydraulic Accumulator

  ঘ

  Hydraulic presses