NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What are copies of mechanical or other types of technical drawings referred to as?
A: Blueprints
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: Orthographic drawing is used for for complicated piping systems. T/F
A: True
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: Which term means interpreting ideas expressed by others on drawings whether or not the drawings are actually blueprints?
A: Blueprint Reading
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q:What information on the drawing describes the type of connection?
A: Schedule
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: Which military standard specifies the size, format, location and type of information that should be included in military blueprints?
A: MIL-STD-100A
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q:What standard color is used for flammable materials?
A: Yellow
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: Which number serve the same purpose as the numbers and letters printed on borders of maps to help you locate a particular point or part?
A: Zone
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What hydraulic line is also called a working line?
A: Vent
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What lists all plans that apply to the ship except for those certain miscellaneous items covered by standard or type plans?
A: SPI
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What factor determines the piping material to be used?
A: When the piping is installed
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What three types of penicls are manufactured to prepare engineering drawings?
A: Graphite, plastic, and plastic-graphite
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What type of diagram is used to primarily to present a general description of a system?
A: Pictorial
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What are three of the most common drawing aids?
A: Protractors, triangles, and french curves
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What part of the aircraft wire and cable identification number identifies the material the wire is made of?
A: Prefix
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q:What connects two parallel lines or planes of position?
A: Ogee
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What type of diagram shows the various components without regard to their physical location?
A: Isometric
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What do drafter's spend approximately two-thirds of their time doing?
A: "Laying lead
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: In computer logic, what symbol identifies the OR operation?
A: Multiplication
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What is the process by which machines are controlled by input media to produce machined parts?
A: Numerical control(NC)
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q:The detailed logic diagrams show what type of logic functions of the equipment concerned?
A: Output only
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What number of views do complex drawings normally have?
A: 4
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: Building projects are divided into what three phases?
A: Design, presentation, and construction
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What view is identical to the other half of the object?
A: Removed
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What type of drawings contain approximate weight of heavy pieces and number of pieces?
A: Fabrication
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What term means one-scale?
A: Orthographic
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: what steel structural symbol is used to identify a plug or slot?
A: Triangle
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What occurs to angles in isometric drawings?
A: All angles appear as 90_degree corners
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: Which drawing is classified as typical and specific?
A: Detail
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: When learning tpo read blueprints, you must develop what skill?
A: Memorization
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: Which plan shows the lighting systems and any other electrical systems?
A: Foundation
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What term defines a groove on the inside of a cylinder, tube, or pipe?
A: Slots and slides
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What axis is used to compute the bend allowance?
A: Neutral
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: Where are rounds places to prevent chipping chipping and sharp edges?
A: Exterior surfaces of all joints
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: An oblique cone is generally developed by what method?
A: Radial-line
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: The thread on the outside of the bolt is an example of what type of thread?
A: Internal
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What type of pyramid has lateral edges of unequal length?
A: Orthographic
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: The thickness of the tooth is the width taken at which location?
A: Diameter of the gear
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What type of development is used for truncated cylinder?
A: Parrallel-line
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What item is placed in a groove or slot between a shaft and a hub to prevent slippage?
A: Keyseat
NAVEDTRA 14040A, BLUEPRINT READING AND SKETCHING Q: What type of development is practical for many types of figures?
A: Triangular
NAVEDTRA 14105A, FLUID POWER Q1:A hydraulic system should be used when the application requires what factor?
A1:A gradual decrease in speed
NAVEDTRA 14105A, FLUID POWER Q5:What type of flexible hose connector is NOT reusable and is only found on hose assemblies where operating conditions preclude the use of other fitting types?
A5:One-piece reusable socket
NAVEDTRA 14105A, FLUID POWER Q2:What problem causes small passages in the fluid power system to clog?
A2:Accumulation of foreign matter
NAVEDTRA 14105A, FLUID POWER Q1:What component is used for controlling the flow, the pressure, and the direction of fluid?
A1:Valve
NAVEDTRA 14105A, FLUID POWER Q3:Hydraulics is NOT used in what Navy application?
A3:Gunnery
NAVEDTRA 14105A, FLUID POWER Q2:Other than being used for flow control, and pressure control, how are valves classified?
A2:Governing control
NAVEDTRA 14105A, FLUID POWER Q4:which of the following terms is NOT considered one of the three states of matter?
A4:Gas
NAVEDTRA 14105A, FLUID POWER Q3:What is a true statement about gate valves?
A3:Commonly used in pneumatic systems
NAVEDTRA 14105A, FLUID POWER Q5:At boiling point, the temperature causes a substance to undergo what change?
A5:From solid to a gas
NAVEDTRA 14105A, FLUID POWER Q4:How much of a turn should a butterfly valve be twisted in order to open or close it?
A4:One quarter
NAVEDTRA 14105A, FLUID POWER Q1:An increase in the depth of water creates what kind of change, if any, in water pressure?
A1:Decrease
NAVEDTRA 14105A, FLUID POWER Q5:What type of valve prevents pressure from rising above a specific level when the system is temporarily overloaded?
A5:Flow control
NAVEDTRA 14105A, FLUID POWER Q2:The formula used to calculate density is D =w(DIVIDED BY)v. If an object has a weight of 50 g and a volume of 10 cc, what would be its density?
A2:10 g/cc
NAVEDTRA 14105A, FLUID POWER Q1:What type of sealing device is installed on rotating equipment such as pumps to prevent the leakage of liquids and gases from escaping the operating system?
A1:Mechanical
NAVEDTRA 14105A, FLUID POWER Q3:When an increase in speed doubles the momentum of a moving body, what happens to its kinetic energy?
A3:Depends on factors not stated
NAVEDTRA 14105A, FLUID POWER Q2: Which of the following items has an elastomeric bidirectional sealing element?
A2:U-cup
NAVEDTRA 14105A, FLUID POWER Q4:What change, if any, will occur in the volume and weight of a substance if its temperature changes?
A4:its volume will change, but its weight will remain constant
NAVEDTRA 14105A, FLUID POWER Q3:Fluid power seals are usually typed according to what characteristics?
A3:Pressure
NAVEDTRA 14105A, FLUID POWER Q5: What formula expresses velocity of fluid?
A5:CM2
NAVEDTRA 14105A, FLUID POWER Q4:What materials, when properly impregnated, is capable of withstanding the effects of temperatures ranging from -70 �F to +220 degrees Fahrenheit?
A4:Metal
NAVEDTRA 14105A, FLUID POWER Q1: The formula for kinematic viscosity is?
A1:P=f/a.
NAVEDTRA 14105A, FLUID POWER Q5:Who specifies the types of seals to be used in a particular piece of equipment?
A5:Naval sea command
NAVEDTRA 14105A, FLUID POWER Q2:What effects can lint have on a hydraulic system?
A2:Clogged filters
NAVEDTRA 14105A, FLUID POWER Q1:Nickel elements in resistance temperature detectors (RTDs) are used for temperatures no greater than what degrees Fahrenheit?
A1:800
NAVEDTRA 14105A, FLUID POWER Q3:What factor is undesirable in a hydraulic system?
A3:Foam suppressants
NAVEDTRA 14105A, FLUID POWER Q2:Bellows, diaphragm gauges, and manometers are generally used to measure pressures below how many pounds per square inch?
A2:15
NAVEDTRA 14105A, FLUID POWER Q4: Which of the following liquids has a low viscosity? KETCHUP/ WATER/ HONEY/ TAR?
A4:Water
NAVEDTRA 14105A, FLUID POWER Q3:What type of thermometer is used in locations where the indicating part of the instrument must be placed some distance away from the point where the temperature is to be measured?
A3:Pyrometers
NAVEDTRA 14105A, FLUID POWER Q5:What publication provides information on hydraulic fluid sampling?
A5:NAVAIR 01-1A-17
NAVEDTRA 14105A, FLUID POWER Q4:What device is used to measure temperature through a wide range, generally between 300 and 3,000 degrees Fahrenheit (�F)?
A4:Pyrometers
NAVEDTRA 14105A, FLUID POWER Q1:Propeller pumps are usually limited to use where the total head does not exceed how many feet?
A1:15 to 30
NAVEDTRA 14105A, FLUID POWER Q5: What is the location of the electrohydraulic assembly switch on a pump?
A5:Inside the pump housing
NAVEDTRA 14105A, FLUID POWER Q2:What types of pumps are quiet-running and are routinely used for high-pressure applications such as hydraulic applications?
A2:External gear
NAVEDTRA 14105A, FLUID POWER Q1:What items in a reservoir prevent excessive sloshing of fluid and put a partition between the fluid return line and the pump suction?
A1:Base pumps
NAVEDTRA 14105A, FLUID POWER Q3:What types of pumps are frequently used in hydraulic jacks?
A3:Singal-action hand
NAVEDTRA 14105A, FLUID POWER Q2:The ideal size of the reservoir should be how many times the size of the pump output per minute?
A2:Four to five
NAVEDTRA 14105A, FLUID POWER Q4: What component is designed to pump large volumes of water?
A4:Eductor
NAVEDTRA 14105A, FLUID POWER Q3:To reduce the chance of clogging the hydraulic system and starving the pump, what device is used in lieu of a filter?
A3:Strainer
NAVEDTRA 14105A, FLUID POWER Q5:Vane pumps are generally restricted to service where pressure demand does not exceed what amount of pounds per square inch (psi)?
A5:500
NAVEDTRA 14105A, FLUID POWER Q4:In what type of filter does the fluid passage connect the hollow core of the filter with the throat of the venturi?
A4:Fraction-flow
NAVEDTRA 14105A, FLUID POWER Q1:What three types of lines are used in fluid power systems?
A1:Rigid, semirigid, and flexible
NAVEDTRA 14105A, FLUID POWER Q5: What type of filter element is made of stainless steel and is generally rated as 15 or 25 microns (absolute)?
A5:Metal
NAVEDTRA 14105A, FLUID POWER Q2:How are pipe sizes listed?
A2:By actual outside diameter (OD) and the wall thickness
NAVEDTRA 14105A, FLUID POWER Q1: What are the most common types of actuating devices used in fluid power systems?
A1:Cylinders
NAVEDTRA 14105A, FLUID POWER Q3: What item is commonly used in pneumatic systems to connect sections of air hose and to connect tools to the air pressure lines?
A3:Copper tube
NAVEDTRA 14105A, FLUID POWER Q2: What type of actuator is used primarily to push rather than to pull?
A2:Ram
NAVEDTRA 14105A, FLUID POWER Q4:Which of the following tools are NOT used to cut tubing? TUBE CUTTER/ HACKSAW/ CHIPLESS CUTTER/ HANDSAW?
A4:Chipless cutter
NAVEDTRA 14105A, FLUID POWER Q3: What component is normally used to control the operation of a double-acting cylinder?
A3:Four-way directional control valve
NAVEDTRA 14105A, FLUID POWER Q1:What type of diagram shows the internal working parts of all fluid power components in a system?
A1:Cutaway
NAVEDTRA 14105A, FLUID POWER Q4:What parts on a turbine are the gases expanded and directed?
A4:Blades
NAVEDTRA 14105A, FLUID POWER Q2: What type of diagram enables the maintenance person to trace the flow of fluid from component to component within the system?
A2:Pictoral
NAVEDTRA 14105A, FLUID POWER Q5: In a reaction turbine, steam passes through what components that act as nozzles and expand the steam?
A5:Fixed blades
NAVEDTRA 14105A, FLUID POWER Q3:What component(s) in a hydraulic power drive system transmit the output of the hydraulic motor to the equipment being operated?
A3:Prime mover and filter
NAVEDTRA 14105A, FLUID POWER Q1: Absolute zero, one of the fundamental constants of physics, is commonly used in the study of gases and is usually expressed in terms of what temperature scale?
A1:Celsius �
NAVEDTRA 14105A, FLUID POWER Q4:. What type of fluid power system is most widely used for aircraft applications?
A4:Partial-center
NAVEDTRA 14105A, FLUID POWER Q2: What degrees Celsius (C) is absolute zero?
A2:-460
NAVEDTRA 14105A, FLUID POWER Q5: In what type of fluid power system are the selector valves always connected in series with each other?
A5:Open-center
NAVEDTRA 14105A, FLUID POWER Q3:What scale is commonly used to convert Fahrenheit to absolute temperature?
A3:Rankine �
NAVEDTRA 14105A, FLUID POWER Q5: What item is a leading cause of malfunctions in pneumatic systems?
A5:Contamination
NAVEDTRA 14105A, FLUID POWER Q4: What law states that the volume of a gas is proportional to its absolute temperature, if constant pressure is maintained?
A4:Newton's
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q1:Circuit measurement is used for what purposes?
A1:To determine the reason a circuit is not functioning properly
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q3:A fuse is removed from a circuit, checked with an ohmmeter, and found to be shorted. What action should be taken?
A3:discard fuse
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q2: What is meant by the term "meter damping"?
A2:Smoothing the oscillations of the pointer
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q4:What should you use to remove a fuse from a clip-type fuse holder?
A4:Fuse puller
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q3: How does an ammeter affect the circuit being measured?
A3:It acts as a resistances in series and lowers the circuit current
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q5: Which of the following is NOT a type of trip element for a circuit breaker?
A5:Mechanical
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q4:What electrical property is measured by a voltmeter?
A4:voltage
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q1:Circuit control devices should NOT be used for which of the following reasons?
A1:To adjust the power level of a device
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q5: What electrical property is measured with an ohmmeter?
A5:resistance
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q2:Which of the following are types of circuit control devices?
A2:Relays, Switches, and Solenoids
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q1:Circuit protection devices are used for which of the following purposes?
A1:To protect people; To protect circuits To guard against hazardous; conditions
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q3:To guard against the accidental actuation of a circuit, which of the following types of switches are used?
A3:locked in, locked out
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q2:When a point in a circuit, where full system voltage is present, comes in direct contact with the ground or return side of the circ
A2:direct short
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q4:Designation of switch voltage rating is based on which of the following voltage values?
A4:Maximun
NAVEDTRA 14175A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 3--CIRCUIT PROTECTION, CONTROL, AND MEASUREMENT Q5: Checking a switch with the power applied is accomplished by using which of the following meters?
A5:Voltmeter
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: A standard micrometer screw has what number of threads per inch?
A: 20
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: What type of tap is used for tapping hard materials?
A: Taper
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: Spring dividers are available in what lengths, in inches?
A: 3 to 10
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: Round adjustable split die stocks can be used by what two methods?
A: Pliers or Socket Wrenches
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: What tool consists of a 6-inch hook rule with a 59 degree sliding head?
A: Marking Gauge
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: Before using a spiral taper screw extractor, what action must you do first?
A: Clean the surrounding areas
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: Heavier plumb bobs are better for use in what type of conditions?
A: Sandy areas
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: The adjustment of the round adjustable split die is made by how many screws?
A: Three
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: The carpenter's square is made up of which of parts?
A: The blade and tongue
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: Taps are made of hardened steel and have a square end, a round shank, and what other component?
A: Body
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: Which drill rotates counterclockwise when the handle springs up?
A: Cordless
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: The drywall lifter can also be referred to by what name?
A: Height Adjuster
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: What are the three parts of a reamer?
A: Blades, flange, and rim
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: Nail or screw drywall in what manner?
A: From center of the sheet outward
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: An expansion reamer is made up of what materials?
A: Copper
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: When finishing an inside corner, the joint compound should be feathered to what distance from the edge of the tape, in inches?
A: 3 inches
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: The pipe vise will hold pipe with what maximum diameter, in inches?
A: 2
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: As you nail drywall to the framing, what action is important to perform for each nail?
A: Leave the nail head exposed
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: What clamp will support round, square, and rectangular shaped work?
A: Spring
NAVEDTRA 14256A, TOOLS AND THEIR USES Q: The finish knife is used in drywall work to perform what action?
A: Smooth mud and tape seams
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: Which type of current is practically used by all modern commercial electric power companies?
A: Alternating
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q:What are the invisible lines of force that surround any charged particles called?
A: Electrostatic lines of force
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What year did Hans Christian Oersted discover a definite relationship between magnetism and electricity?
A: 1819
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What is the dielectric constant of rubber?
A: 2.5 to 35
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: Which unit indicates one cycle per second?
A: Hertz (Hz)
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What is the dielectric constant of glass?
A: 5 to 10
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What is the distance along the waveform from one point to the same point on the next cycle called?
A: Wavelength
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What is the dielectric constant of pure water?
A: 81
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What is formed by wire wound around a core?
A: Coil
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What is the dielectric constant of a vacuum?
A: 1.0000
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: Which mass characteristic opposes a change in velocity?
A: Inertia
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: Which type of low-resistance wire are the primary and secondary windings of a transformer usually made of?
A: Copper
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: Which law states that "The induced EMF in any circuit is always in a direction to oppose the effect that produced it."?
A: Lenz's Law
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: Power transformers normally operate from either 60 Hz, or what alternating current?
A: 400 Hz
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What are inductors classified according to?
A: Core type
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What is the most popular and efficient type of transformer core?
A: Shell core
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: Which type of inductor power loss is due to power that is consumed in reversing the magnetic field of the core each time the current direct
A: Hysteresis
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: Most power transformers are of what type?
A: Iron-core
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: What is the EMF induced in the conductor carrying the current called?
A: Self-induced
NAVEDTRA 14174A, NAVY ELECTRICITY AND ELECTRONICS TRAINING SERIES MODULE 2 -ALTERNATING CURRENT AND TRANSFORMERS Q: Which device transfers electrical energy from one circuit to another by electromagnetic induction?
A: Transformer