Conductors in parallel - Study guides, Class notes & Summaries

higher voltage increased capacity - Answer - 2 or More batteries connected in series provides_________, or in parallel to provide_________ hydrogen - Answer - Batteries gas of what the engine negative terminal or the DC main negative bus - Answer - If an AC system is installed the main AC system grounding bus shall be connected to what? isolation transformer isolates all current crying AC system conductors and the AC drowning conductor, Polarization transformers do not isolate the AC...

What is the most important law applicable to the study of electricity? - Answer-Ohm's Law (V = I x R) What are the elements of Ohm's Law? - Answer-Voltage (v), Current (I), Resistance (R) What are 4 sources of electrical power? - Answer-Mechanical (generator/ alternator), Chemical (battery), Photoelectric (light), and Thermal (heat) What does an electrical circuit consist of? - Answer-A source of electrical pressure (EMF), Resistance in the form of an energy consuming electrical devic...

What is the result if the neutral wire becomes open on a multiwire circuit having unequal loads? Select one: a. The load of higher resistance would overheat and probably be damaged. b. The load of lesser resistance would overheat and probably be damaged. c. No effect until one load is turned off or opens. d. No effect. The load of higher resistance would overheat and probably be damaged. Refer to Figure 128.202. ___ volts are applied across the water heater element. Select one: a. 120 b. 240 c. ...

Test Bank for College Physics 12e 12th Edition by Raymond A. Serway, Chris Vuille, John Hughes. Full Chapters test bank are included with answers (Chapter 1 to 30) Complete Guide 1. Units, Trigonometry, and Vectors. Standards of Measurements. Measurement Uncertainty and Estimation. Math Review. Vectors. Overview of Physics. 2. Motion in One Dimension. Displacement, Velocity, and Acceleration. Motion Diagrams and Graphs. One-Dimensional Motion with Constant Acceleration. Freely Falling Obje...

When testing a water level supervisory switch serving a pressure tank a signal shall indicate if the water level _____________from the required level (NFPA 72, Table 14.4.3.2 17 (j) (4) - rises or falls over 3 inches If combination audible/visible appliances are installed the location of the installed appliance shall be determined by the requirements of _______. (Nfpa 72 18.4.8.1) - the visible appliance What is the maximum number of 12 gauge THHN wires that can be installed in 1...

NETA 2 Top Exam Questions and answers, rated A+ Under what considerations can tag out without lock out be permitted? - -***&If an energy isolating device is not capable of being locked For PV systems, a(n) _____ is a device that changes direct-current input to an alternating-current output. - -Inverter Identify the contact pictured above. (NC and NO separated by a node) - -Form C When applying personal protective grounds, which end is attached first? - -***&The equipment end An ...

Unused openings in equipment shall be closed To afford protection equivalent to the wall of the equipment With flame resistant tape With metallic or non metallic materials .004 inches in thickness With metal 1/8 inch in thickness - ANSWERTo afford protection equivalent to the wall of the equipment The interior of raceways installed underground shall be considered to be locations Dry Damp Wet Moist - ANSWERWet Parallel conductors comprising each phase, polarity, neutral or...

Gas 3 Final Exam Questions and Answers Already Passed The voltage reading across an open switch of an energized (12V) circuit should be? Applied Voltage Resistance in a circuit is measured by using a? Ohm meter When the circuit flows in one direction while maintaining a constant voltage is called? Direct Voltage One horsepower of mechanical power is equal to _______ watts of electrical power? 750 The number of conductors in a number 14/2 gauge wire is? 2 Transformers that share a winding or...

What is Ohm's Law? a. E = I x R x PF b. E = I x R c. E = I + R d. E = I2 x R - Answer-E = I x R In the United States the primary power frequency is which of the following: a. 50Hz b. 50V c. 60Hz d. 60V - Answer-60Hz The power distribution system's purpose is to extend ______ to every load in the building. - Answerpower List the design process documents with the order it appears in a typical project (1 is the earliest and 3 is the latest) - Answer-1. Owner Project Requirements (OPR)...

Power Engineering - 4A Electrotechnology Practice Questions with Certified Answers An ampere is the _______________ of current flow. a. measurement b. cause of increase c. cause of reduction d. cause e. resistance a. measurement An electrical device which is designed to start and stop current flow is the a. circuit breaker b. fuse c. potentiometer d. resistor e. switch e. switch Equivalent resistance is decreased: a. when voltage is decreased b. when a circui...