Low voltage Study guides, Class notes & Summaries

ASPT EKG CERTIFICATION EXAM 2024 WITH 100% CORRECT ANSWERS Pulmonary vein - correct answer What is the only vein that carries high oxygenated blood? T Wave - correct answer What shows the relaxation of the ventricles on the EKG? Congestive Heart Failure - correct answer What is a condition when the heart cannot meet the demands of the body? endocardium - correct answer Where are the 4 heart valves located (the innermost layer of the heart)? U wave - correct answer What usually o...

NETA level II exam questions & answers 2023 What is the preferred method of performing primary-injection testing on a low voltage circuit breaker with ground fault protection? Use of the manufacturer's test kit or rewiring the neutral CT input is the preferred method of primary-injection testing on a low voltage circuit breaker with ground fault protection, otherwise two poles can be connected in series to provide balanced secondary currents to the trip unit. At what current level does ...

PJM Generator Exam Questions and Answers Already Passed The purpose of the Deploy All Resources Action is to instruct all generating resources to be on line and at full output _________ immediately upon receipt of dispatch instruction A Heavy Load Voltage Schedule Warning has been issued for the PJM RTO. Generation Operators should: Ensure all unit voltage regulators are in service PJM can issue the Deploy All Resources Action for________ the entire RTO, specific Control Zones or ...

1. A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required?: Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave 2. A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do?: Replace it with a larger MOV 3. On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. What is the issue?: Suicide Circuit 4. You have an old DC ...

Electrical Shock - correct answer Sensation and muscular spasm cause when electric current passes through the body Voltage - correct answer Potential of electric energy; pressure of electrons pushing away from each other Current - correct answer Flow of electrons Most dangerous paths - correct answer Hand to hand & left hand to either foot Factors affecting shock - correct answer Amount of current, path of current, amount of body resistance, length of time current flows in ...

What is the first thing a tech should do when arriving at a no combustion call? - Answer- Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - Answer- False When in the presence of a flame, a cad cell normally reads.. - Answe...

When connecting a 3-phase motor the three lines (T1,T2 and T3) are usually connected to __________. - L1, L2, and L3 Electricians use __________ to prevent damage to electrical wiring running to the machine. - rigid and flexible conduit When the wire or foil strip inside a fuse melts, the fuse is said to be __________. - blown The difference between a fuse and a circuit breaker is __________. - circuit breakers can be reset and used again The amount two electrical...

NR546 Psychopharm Midterm Exam Questions and Answers Latest 2024/2025 | GRADED | 100% SOLVED. How does the orbitofrontal cortex (OFC) affect the amygdala? - ANSWER inhibits and activates the amygdala Wisnicke's area is associated with which of the following? - ANSWER speech comprehension The limbic system is associated with which of the following - ANSWER emotion and learning Which brain structure is most associated with long term memory?- ANSWER hippocampus When prescribing psychotropi...

When using a dynamic schedule and the energy profile in an hour is >250 MW and the actual hourly integration deviates from the hourly energy profile by ____ the tag must be modified. A. 100 MW B. 10% C. 50 MW D. 25% B. 10% Dry steam plants, flash steam plants, and binary cycle power plants are the three main types of what kind of generating plant? A. Nuclear generators B. Combustion turbine generators C. Geothermal generators D. Hydroelectric generators C. Geothermal generators...

Before working on an electric furnace the tech should - ans-Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - ans-detects current leaks to groound the conductor in an electric heat element is usually made of - ans-Nichrome An example of resistive load is - ans-crankcase heater an example of an inductive load is - ans-motor an electric furnace is marked 208/230 single phase 60Hz A tech reads 200 vac at the p...