Florida Journeyman Electrician CB Exam 1 2024/2025, Exams of Nursing

Download Florida Journeyman Electrician CB Exam 1 2024/2025 and more Exams Nursing in PDF only on Docsity! FLORIDA JOURNEYMAN ELECTRICIAN CB EXAM 1 2024/2025 An advantage of an electromagnet over a permanent magnet is that... - Precise Answer ✔✔an electromagnet can be switched. An excellent diffuser surface is one that... - Precise Answer ✔✔scatters light uniformly in all directions Light is converted into electricity... - Precise Answer ✔✔in a photovoltaic cell The rotating part in a DC motor is known as... - Precise Answer ✔✔an armature A device used to pull wires through a conduit is called... - Precise Answer ✔✔fish tape In making a resistance test, remember that the resistance of a short circuit is... - Precise Answer ✔✔approximately zero To increase current capacity, battery cells are connected in... - Precise Answer ✔✔parallel The hot resistance of an incandescent lamp is approximately ______ times its cold resistance. - Precise Answer ✔✔10 times The proper way of measuring an unknown voltage with a multi-tester is to... - Precise Answer ✔✔start measuring at the highest range A capacitor stores... - Precise Answer ✔✔a charge ______ has the lowest dielectric strength. - Precise Answer ✔✔paper A form of air switch in which the moving element is a hinged blade wedge between stationary contact blades when closed is a _____ switch. - Precise Answer ✔✔knife If a bare live conductor is touched accidentally, the severity of the electric shock is determined primarily by... - Precise Answer ✔✔contact resistance at point of contact The voltage per turn of the primary of a transformer is _____ the voltage per turn of the secondary. - Precise Answer ✔✔sane as An open resistor when checked with an ohmmeter reads _____. - Precise Answer ✔✔infinite If a conductor has a resistance of 0.2ohms and the length is doubled, the resistance becomes... - Precise Answer ✔✔0.4ohms Insulating materials have the function of... - Precise Answer ✔✔preventing a short between wires For current to flow, the very basic circuit requirements are... - Precise Answer ✔✔voltage source and a conductor A device or equipment which is suspended from overhead either by means of a flexible cord carrying current, or otherwise is a... - Precise Answer ✔✔pendant In a series circuit with unequal resistances... - Precise Answer ✔✔highest resistance has the highest voltage The kilowatt-hour meter can be classified as a/an _____ instrument. - Precise Answer ✔✔recording Transformer cores are built up from laminations rather than from solid metal so that... - Precise Answer ✔✔eddy current loss is reduced An instrument used to check the motor shaft alignment is called a... - Precise Answer ✔✔dial indicator In AC currents, the ratio of kw/kva represents the _____ factor. - Precise Answer ✔✔power Capacitance increases with... - Precise Answer ✔✔larger plate area smaller distance between A tool used by a lineman to remove insulation from large cables is called... - Precise Answer ✔✔electrician's knife The condition of a liquid electrolyte in a battery is measured in terms of its... - Precise Answer ✔✔specific gravity In a parallel circuit, the total resistance is... - Precise Answer ✔✔smaller than the smallest resistance A _____ is a machine used to transform mechanical energy into electrical energy. - Precise Answer ✔✔generator A/an _____ is a material with atoms in which the electrons tend to stay in their orbits. - Precise Answer ✔✔insulator Hysteresis losses _____. - Precise Answer ✔✔high frequency AC in a coil with iron core In magnetic and electric circuit analogy, magnetic flux is the analog of... - Precise Answer ✔✔current A device that reverses the magnetic field polarity to keep a DC motor rotating is a/an... - Precise Answer ✔✔communtator The resistance of a wire is directly proportional to the _____ and inversely proportional to the cross-sectional area. - Precise Answer ✔✔length The energy in a battery cell depends mainly on... - Precise Answer ✔✔its physical size