Mechanical Engineering Quiz # 33

What is the correct term for a fluid moving in layers?

Laminar

Turbulent

Viscous

What is the most common unit used to state the force in pounds that will be available at the rod of a cylinder when acted upon by pressurized fluid from a fluid power system?

Newtons

Kilopascals

Pounds per square inch

Kilograms

What does the term "force" mean in a fluid power system?

The measure of the result of pressurized fluid acting upon a chamber

The ability of a fluid to do work

A measure of the amount of work done by a fluid power system

The measure of the difference in pressure between two compartments

The work done by a fluid moving through a Pipe

What is the term for the exponential increase in available power usually associated with tools and power transmission systems?

Voltage Increase

Power Amplification

Power Factor Correction

Force Multiplication

Power Conversion

What is an example of a system that has an exponential increase in available power?

Microelectronics

Power transmission systems

Solar panels

Solar power systems

Data storage systems

What term is used when a valve has four ports?

TANK

PORT

VALVE

FOUR-WAY

MANIFOLD

What is a spool valve that allows the reversal of hydraulic flow?

A three-way spool valve

A two-way spool valve

A four-way spool valve

How many ports are in a four-way spool valve?

Two

One

Three

Five

What can be used to activate these valves?

POWERED BY WATER

MANUALLY

A PUSH BUTTON

A KEY

Movement of the spool from the one extreme end to the other extreme end what?

Causes the spool to move along the center axis

Reverses the flow paths of the ports

Causes the spool to move along the circumference of the wheel

Causes the spool to rotate

Squeezes the spool

How is a proportional valve actuated?

By a spring

By a solenoid

By a piston

By hydraulic fluid

How many ways can a valve be activated?

Four

One

Six

Eight

Two

What type of valve features a solenoid to control the operating spool?

FOUR-WAY VALVE, SOLENOID & DIRECT OPERATED

THREE-WAY VALVE, SOLENOID & DIRECT OPERATED

What is the secondary spool called?

Brake spool

Tension spool

Larger spool

Secondary spool

What is the unit of time called that a given action occurs in?

FREQUENCY

YEAR

MOMENT

SECOND

What are piping connections on if they are on normally exposed surfaces of hydraulic components?

SIDE CONNECTED

BOTH CONNECTED

FRONT CONNECTED

BACK CONNECTED

REAR CONNECTED

What type of exposed surface is used for piping connections?

Exposed tubing

Bare metal

PVC

Normally

Both A and B are correct

A filter in which all the fluid must pass through the filter element is called what?

PRESSURE WASH

FULL FLOW

PARTIAL FLOW

FINE FLOW

SUMP PUMP

Full flow is a type of what?

Filtration

Air purifier

Filter-Bag

Pump

Filter

What is present in FULL-FLUID-FILM LUBRICATION?

A film that is continuous and smooth

No lubricant is present

A film that is discontinuous and flaky

A discontinuous lubricating film

A continuous lubricating film

What type of lubrication is necessary to separate two surfaces?

WATER-BASED LUBRICATION

WET BRAKE LUBRICANT

PARTIALLY WATER-BASED LUBRICATION

PARTIAL-FLUID-FILM LUBRICATION

FULL-FLUID-FILM LUBRICATION

What type of hydraulic component stores hydraulic fluid?

PUMP

VESSEL

FLUID TANK

GAS-LOADED ACCUMULATOR

What is a GATE VALVE?

A two-way hydraulic valve

A valve in a pipeline

A valve used on a water pump

A valve in an aircraft

What is a device used for measuring, indicating or comparing?

COMPASS

GAUGE

METER

What is the term used to state that any pressure stated is corrected for atmospheric pressure?

METERIAL PRESSURE

GAUGE PRESSURE

BAROMETRIC PRESSURE

METEROLOGICAL PRESSURE

What is the abbreviation for gauge pressure?

Kpa

BAR

Pa

Psig

What is the name of the component that transmits power to another component when rotated?

CABLE

SPEED

BELT

GEAR

A hydraulic pump that uses meshed gears that rotate and move liquid through a hydraulic system is called what?

GEAR PUMP

PUMPS

MOTOR

PUMP

TURBINE

A hydraulic pump that uses meshed gears that rotate and move what?

Piston and connecting rod

Liquid through a hydraulic system

A piston in a cylinder

A fan

A piston

What does a GEAR PUMP use to move liquid?

Meshed gears

A belt

A chain

Rotary blades

Fluidic pistons