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Question: A closed circuit is indicated by an ohmmeter reading of ______. Ans: Zero Question: A meter that operates by sensing the strength of the electromagnetic field around the wire is a(n) ______. Ans: Clamp-on ammeter Question: Current measurement in milliamps are typically read using a(n) _____. Ans: VOM Question: An expected resistance of 1,000,000 ohms would be measured using a ______. Ans: Megohmmete

Question: Which of the following is true regarding a parallel circuit? Ans: It has more than one path for current to flow. Question: Which of the following is true regarding a series-parallel circuit? Ans: If a circuit is reduced to an equivalent series circuit, the total resistance is found by adding the loads. Question: Two branches of a circuit (R1 and R2) across a 120V power line draw a total line current of 30A. Branch R1 takes 15A. What is the current I2 in branch R2? Ans: 15A ...

Question: Amperes (A) Ans: The basic unit of measurement for electrical current, represented by the letter A Question: Atoms Ans: The smallest particles to which an element may be divided and still retain the properties of the element. Question: Battery Ans: A DC voltage source consisting of two or more cells that convert chemical energy to electrical energy Question: Charge Ans: A quantity of electricity that is either positive or negative. Question: Circuit Ans: A complete path ...

Question: for safety, assume that any facility constructed before 1980 has? Ans: asbestos Question: with of the following is the threshold at which a power source is considered high voltage in the context of safety? Ans: over 600V- 600Volts Question: insulated gloves must be inspected by the user? Ans: always and field checked Question: the normal beating of a heart can be upset by an electrical current as small as? Ans: 75mA Question: which factor determins the outcome of an electri...

Question: Wire sizes of No._ or larger are shown only as stranded. Ans: No.6 Question: The purpose of stranding is to increase ________. Ans: The Flexibility of the wire Question: A circular mil is a circle that has a diameter of ______. Ans: 1 mil Question: A mil is ____. Ans: 0.001 inch Question: Aluminum conductors have a _______. Ans: Higher resistance SERIES Question: The conductivity of aluminum is approximately ______ that of copper. Ans: 2/3 Question: The grounding conduc...

Question: All of the following groups are usually represented on the CodeMaking Panels, except __________. Ans: Government lobbyists Question: Mandatory and permissive rules are defined in _______. Ans: NEC Article 90 Question: The general design and installation of electrical systems is covered in _____. Ans: NEC Chapters 1,2,3, and 4 Question: Devices such as radios, televisions, and telephones are covered in _______. Ans: NEC Chapter

Question: The purpose of stranding is to Ans: Increase the flexibility of the wire. Question: Two-conductor cable Ans: One white or gray wire(neutral), one black(hot), and a grounding wire(usually bare). Question: The grounding conductor may be Ans: bare, green, or green with yellow stripe Question: The various types of conductors are concerned in Ans: NEC article 310 Question: The ampacities of conductors are given in Ans: NEC Tables 310.15(B)(16) through (B)(21

Question: Dead load Ans: The weight of permanent, stationary construction and equipment included in a building Question: Dome pan Ans: Metal or fiberglass concrete form used for two-way joist systems Question: End joist Ans: The first and last joists in a floor system; they run parallel to the common joists Question: Fire stop Ans: An approved material used to fill air passages in a frame to retard the spread of fire. Question: Floor truss Ans: An engineered assembly that is used ...

Question: Contour lines Ans: Imaginary lines on a site plan that connect points of the same elevation. Contour lines never cross each other. Question: Easement Ans: A legal right-of-way provision on another person's property (for example, the right of a neighbor to build a road or a public utility to install water and gas lines on the property). A property owner cannot build on an area where an easement has been identified Question: Elevation view Ans: A drawing providing a view ...

Question: Board foot Ans: Lumber quantity measure equivalent to a piece of lumber that is 1" thick, 12" wide, and 1' long. Question: Butt joint Ans: The joint formed when one square-cut edge of a piece of material is placed against another material. Question: Cantilever Ans: A beam, truss, or slab (floor) that extends past the last point of support. Question: Combustible Ans: Capable of easily igniting and rapidly burning; used to describe a fuel with a flash point at or ab...

Question: Career Ans: A profession for which an individual trains and considers to be a lifelong calling Question: Finish carpentry Ans: The portion of the carpentry trade associated with interior and exterior trim, cabinetry, siding, wall finishes, and decorative work Question: Job hazard analysis Ans: An approach to hazard recognition in which the task to be performed is broken down into its individual parts or steps, and then each step is analyzed for its potential hazard(s). Whe...

Question: In the figure provided, the lead marked A is the transistor . Ans: emitter Question: AC power can be converted to DC power using . Ans: rectifier diodes Question: A transistor is made by joining . Ans: three layers of semiconductor material Question: The figure provided shows the electrical symbol for a(n) . Ans: NPN transistor Question: A device that can be described as a diac with a gate terminal added is a(n) _____

Question: Supplies an electronic voltage source that can be used to validate that a meter is operating properly Ans: Proven unit Question: Proving unit are also capable of proving ______? Ans: 240V AC or DC Test Point Question: Three phases power at meter SERVICE ENTRANCE Eor utility connection any outdoor conductors, including signs a pump or exterior power generation Ans: CAT IV Question: Certified meters are marked with the category rating on the ______? Ans: Meter housing Que...

Question: Entry into an apprenticeship program is likely to require a(n) Ans: GATB Form Test Question: The minimum standards for the safe installation of electrical systems can be found in Ans: the National Electrical Code (NEC) Question: OSHA standards for general industry are covered in Ans: 29 CFR, Parts Question: The termination of devices and fixtures is completed during a construction phase known as Ans: trim-out Question: Which of the following is true with regard to commerci...

Question: Where a main bonding jumper is required by NEC, the main bonding jumper cannot be less than what percentage Ans: 12.5% Question: A ground test utilizing an auxiliary electrode and an auxiliary potential electrode is known as Ans: 3 point test Question: If single gain nail on non metallic boxes are used with NM cable which of the following is true, plastic box dont have to Ans: Ground it no connection to the box is required Question: The fall of potential method is used to m...

Question: Floor plan Ans: As viewed from above Question: Site plan Ans: Location of building on the property Question: Surveys show Ans: All property lines, existing public utilities and their location on or near the property Question: Elevation drawings show Ans: The exterior face of the building Question: Floor plans are in Ans: 2 dimension, length and width Question: Topographic survey shows SERIES Ans: Property lines, contour lines, notes and symbols Question: Sectional view ...

Question: Foods that are made possible by lactic acid fermentation include: Ans: Answer: yogurt, sauerkraut, sour cream, buttermilk, cheeses, kimchi. Question: Foods and beverages made possible by ethanol fermentation include: Ans: Answer: beer, ale, mead, wines, distilled alcoholic beverages, yeast bread. Question: Foods that are made possible by both lactic acid and ethanol fermentation include: Ans: Answer: sourdough bread, kefir Question: In Autoclave, the temperature is: A.) 100 C ...

Question:What is one of the main objectives of the laboratory portion of this course? Ans: to teach and develop those skills that will make the student competent and confident while working in the microbiology laboratory Question:What microorganisms can be dangerous to your health? Ans: nearly any microbe, given the opportunity and proper conditions Question:What personal health conditions must be notified to the course coordinator if you have, or develop? Ans: Immunosuppression and a...

Question: body tube Ans: transmits the image from the objective lens to the ocular lens Question: objective lenses Ans: primary lenses that magnify the specimen Question: mechanical stage Ans: holds the microscope slide Question: condenser Ans: focuses light through specimen Question: diaphragm Ans: controls the amount of light entering the condenser Question: illuminator SERIES Ans: light source Question: fine focusing knob Ans: used for focusing the specimen; turning the know ch...

Question:Depth of Field Ans: refers to the thickness of the plane of focus Question:Field of View Ans: area that is visible when using the microscope Question:Why use a microscope? Ans: To view and study the microscopic world of organisms and objects less than 5mm in size that cohabitate with us on our globe. Question:Ocular lens (location and job) Ans: Area you place your eyes to see in scope (top of the tube) - magnifies the image formed by the objective lens Question:Objective len...