HYDRAULIC STUDY TEST QUESTIONS WITH CORRECT DETAILED ANSWERS
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Course
HYDRAULIC
Institution
HYDRAULIC
HYDRAULIC STUDY TEST QUESTIONS WITH CORRECT DETAILED ANSWERS
Does not deliver a set qty of fluid - Answer-Non positive displacement. Amount of liquid flow that a pump will produce in given time - Answer-Delivery Delivery is expressed in what? - Answer-Gpm
Perpendicular distance from pump dischar...
HYDRAULIC STUDY TEST QUESTIONS
WITH CORRECT DETAILED ANSWERS
Does not deliver a set qty of fluid - Answer-Non positive displacement.
Amount of liquid flow that a pump will produce in given time - Answer-Delivery
Delivery is expressed in what? - Answer-Gpm
Perpendicular distance from pump discharge to highest point in discharge line - Answer-
Head
Perpendicular dist from the fluid level in reservoir to pump inlet - Answer-Lift
Gear types - Answer-Spur
Helical
Herringbone
Most common, least expensive, develops pulsations - Answer-Spur gear
More expensive, teeth cut diagonal least pulsations, develops end thrust - Answer-
Helical gear
Teeth cut diagonal toward center, most expensive, no end thrust, medium pulsations -
Answer-Herringbone gear
Sometime called ring gear - Answer-Gerotor pump
Popular pump for hydraulic system. Positive displacement. - Answer-Vane pump
Vanes extending from rotor and ride on cam ring - Answer-Tracking
Types of vane pump - Answer-Balanced and unbalanced
One inlet and one outlet. Circular shaped can ring - Answer-Unbalanced
Two inlet and two outlet elliptical shaped can ring - Answer-Balanced
Exerting a force thru a definite distance - Answer-Work
The rate of doing work or expending energy - Answer-Power
, Convert hydraulic energy into mechanical energy - Answer-Actuator
Rotary thrust or turning force of a motor - Answer-Torque
Amount of fluid which the motor will accept in one revolution or stroke - Answer-
Displacement
Pressure is created by - Answer-Resistance to flow
What causes fluid flow - Answer-Differential in pressure
The application of the properties of liquids at rest and motion is? - Answer-Hydraulics
Small input force applied to a fluid we can obtain large output force is called - Answer-
Force multiplication
What can be transmitted in linear or rotary motion? - Answer-Power
Pressure applied to a confined fluid undiminished and in all directions and acts with
equal force on equal areas - Answer-Pascals law
Anything that produces or modify motion is called - Answer-Force
What is the measurement of a bounded region or plane - Answer-Area
The resistance of fluid flow within itself - Answer-Viscosity
The force applied to a unit area? - Answer-Pressure
Any force which stops or retards movement of a body? - Answer-Resistance
2 ways pressure can be expressed - Answer-Psig (gauge pressure)and psia(absolute
pressure)
Energy can neither be created nor destroyed but changed from one energy to another?
- Answer-Law of conservation
The ability or capacity to do work - Answer-Energy
2 types of energy - Answer-Kinetic energy and potential energy.
Amount of fluid the pump delivers, cannot be changed or varied - Answer-Fixed
displacement
Varied amount of liquid or flow it will put out 1 rev. or stroke. - Answer-Variable
displacement
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