WorksheetsBlock 15
Total questions: 53
Worksheet time: 28mins
____ is a system that uses a fluid with force applied to transfer energy from one location to another
Hydraulics
Pascal’s Law
Mechanical Advantage
Viscosity
When there is an increase in pressure at any point in a confined fluid, there is an equal increase in pressure at every other point in the same container
Ohms Law
Pascal’s Law
Mechanical Law
Law of Pressurization
____ is a Ratio between force applied and force produced resulting in force multiplication
Hydraulics
Pascal’s Law
Mechanical Advantage
Viscosity
____ is a measurement of a fluid’s internal resistance flow
Hydraulics
Pascal’s Law
Mechanical Advantage
Viscosity
A change in fluid ____ will change the _____ to flow
Temperature & Internal Resistance
Viscosity & Resistance to Flow
Density & Pressure Gradient
Velocity & Flow Rate
If fluid temperature goes up, Viscosity will ____
Increase
Decrease
Change State
Stay the same
If fluid temperature goes down, Viscosity will ____
Increase
Decrease
Change State
Stay the same
____ is the movement of fluid through a system
Flow Rate
Pressure Gradient
Fluid Flow
Viscosity
____ is the smooth flow of fluid through a system
Turbulent Flow
Laminar Flow
Fluid Flow
Viscosity
____ is the rough irregular flow of fluid through a system
Turbulent Flow
Laminar Flow
Fluid Flow
Viscosity
Laminar Flow occurs when?
Tubes, Lines & Hoses are large
Flow Rates are low
Pressure is Low
Tubes or lines are dented
Tubes, Lines & Hoses are small
Turbulent Flow occurs when?
Tubes, Lines & Hoses are large
Numerous Fittings or Connections
Flow & Pressure Rates are High
Tubes or lines are dented
Tubes, Lines & Hoses are small
Turbulent Flow causes excessive ____ of the fluid
Heating
Cooling
Pressure Increase
Viscosity Increase
MIL-H-5606 is a ____ based fluid that has a ___ dye added for easy identification
Water-Glycol & YELLOW
Petroleum & RED
Synthetic & RED
Diesel & GREEN
Disadvantages of MIL-H-5606 are?
Will Dissolve natural rubber elastomers
High Flammability
Viscosity is Low
Viscosity is High
Low Flammability
Advantage of MIL-H-5606 are?
Will Dissolve natural rubber elastomers
High Flammability
Viscosity is Low
Viscosity is High
Low Flammability
Advantage of MIL-H-83282 are?
Can be used with any seal type
High Flammability
Viscosity is Low
Viscosity is High
Low Flammability
Disadvantage of MIL-H-83282 are?
Can be used with any seal type
High Flammability
Viscosity is Low
Viscosity is High
Low Flammability
____ means foreign material in fluid
Contamination
Polluted Fluid
Untreated Fluid
Viscosity
____ stores fluid until needed in the system
Receiver
Reservoir
Tank
Hose
Vented reservoirs may have a ___ installed to prevent contamination
Primary Filter
Filter-Dryer
Secondary Filter
Cotton Mesh Filter
____ are used to regulate, direct or control the flow of fluid in a system
Receivers
Reservoirs
Valves
Hoses
____ is used to prevent the reverse flow of fluid
Needle Valve
Quick Disconnect (QD) Valve
Check Valve
Ball Valve
____ is used to either open to allow flow or closes to prevent flow
Needle Valve
Quick Disconnect (QD) Valve
Check Valve
Ball Valve
____ is used to provide precise control of fluid flow and regulation
Needle Valve
Quick Disconnect (QD) Valve
Check Valve
Ball Valve
____ is installed on hydraulic lines to prevent loss of fluid when disconnected
Needle Valve
Quick Disconnect (QD) Valve
Check Valve
Ball Valve
Quick Disconnect (QD) Valves are forced ____ when connected
Open
Close
Removed
Attached
Quick Disconnect (QD) Valves are forced ____ when disconnected
Open
Close
Removed
Attached
____ controls the direction of fluid flow
Relief Valve
Selector Valve
Pressure Gauge
Flowmeter
____ prevents over pressurization of a system by setting a maximum pressure setting
Relief Valve
Selector Valve
Pressure Gauge
Flowmeter
____ provides a visual indication of pressure at a given point in the system
Relief Valve
Selector Valve
Pressure Gauge
Flowmeter
____ provides a visual indication of fluid flow at a given point in the system
Relief Valve
Selector Valve
Pressure Gauge
Flowmeter
Electronic Measurement Devices convert measurable information into an ____
Data Stream
Electric Signal
Digital Signal
Analog Output
____ cause something to happen at a given pressure
Pressure Switches
Selector Valve
Pressure Gauge
Measurement Device
NC Switches will?
Open at the set pressure, stopping an electrical circuit
Close at a set pressure, starting an electrical circuit
Cycle between open and closed based on pressure fluctuations
Remain closed until pressure drops below the set point
NO Switches will?
Open at the set pressure, stopping an electrical circuit
Close at a set pressure, starting an electrical circuit
Cycle between open and closed based on pressure fluctuations
Remain closed until pressure drops below the set point
____ will compare pressure from 2 points in a system
Pressure Switches
Differential Pressure Switch
Pressure Gauge
Measurement Device
Differential Pressure Switches will?
Open at the set pressure, stopping an electrical circuit
Close at a set pressure, starting an electrical circuit
Cycle between open and closed based on pressure fluctuations
When difference between 2 pressures reach a set point, an electrical circuit will be completed
____ is a hydraulically operated cylinder used to convert hydraulic pressure into mechanical motion or force
Actuator
Linear Actuator
Rotary Actuator
Hydraulic Pumps
____ converts hydraulic pressure into mechanical push/pull force
Actuator
Linear Actuator
Rotary Actuator
Hydraulic Pumps
____ converts hydraulic pressure into rotational force
Actuator
Linear Actuator
Rotary Actuator
Hydraulic Pumps
____ converts mechanical motion into hydraulic flow
Actuator
Linear Actuator
Rotary Actuator
Hydraulic Pumps
____ is an internal leakage within a pump caused by resistance to flow
Slippage
Cavitation
Pump Classification
Non-Positive Displacement Pump
____ is the starvation or lack of fluid at the inlet of a pump
Slippage
Cavitation
Pump Classification
Non-Positive Displacement Pump
____ pumps are classified as either non-positive displacement or positive displacement
Positive-Displacement
Cavitation
Pump Classification
Non-Positive Displacement Pump
____ pumps are produces flow with little to no resistance to flow and has no positive seal against slippage and are commonly used as water pumps
Positive-Displacement
Cavitation
Pump Classification
Non-Positive Displacement Pump
____ pumps produce flow no matter how much resistance to flow exists and provide a positive seal against slippage and are commonly used as lubrication and fuel pumps
Positive-Displacement
Cavitation
Pump Classification
Non-Positive Displacement Pump
____ pumps have an internal means to vary output volume and a relief valve is not required
Positive-Displacement
Variable-Displacement Pump
Constant-Displacement Pump
Non-Positive Displacement Pump
____ pumps has no internal means to vary output volume and a relief valve is required
Positive-Displacement
Variable-Displacement Pump
Constant-Displacement Pump
Non-Positive Displacement Pump
____ pumps are manually operated
Hand Pumps
Gerotor Pump
Axial Reciprocating Piston Pumps
Constant-Displacement Pump
____ pumps are a two-gear constant displacement pump
Hand Pumps
Gerotor Pump
Axial Reciprocating Piston Pumps
Constant-Displacement Pump
____ pumps are a positive displacement pump that can be constant or variable displacement
Hand Pumps
Gerotor Pump
Axial Reciprocating Piston Pumps
Constant-Displacement Pump
____ allows fluid to fill the cylinder bores as the pistons reciprocate backwards
Inlet Port
External Port
Axial Reciprocating Piston Pumps
Baffles
