240 volts - Study guides, Class notes & Summaries

What is the maximum number of electrons permitted in the outer shell of an electron? - ANSWER 8 If 240 Volts is applied across a resistance of 4 ohms, what is the current? - ANSWER 60 amps What year were x-rays discovered? - ANSWER November 8, 1895 What is electron binding energy? - ANSWER Energy required to remove an electron from its orbital

Lighting track ___ permitted to be installed within a zone extending 3 feet (900 mm) horizontally and 8 feet (2.5 m) vertically from the top of the bathtub rim. Select one: a. is b. is not - Answer-B. Is not For three resistive loads that are connected in parallel, which of the following statements is the ONLY true statement? Select one: a. Total voltage is equal to the sum of the voltage drops across all three resistive loads or ET = E1 + E2 + E3 b. Total resistance i...

ISA Utility Specialist LATEST 2023- 2024 ACTUAL QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+ Volt - CORRECT ANSWER unit of electrical force and is roughly analogous to psi in a water pipe or hose. volt ampere ohm - CORRECT ANSWER One __________ is required to push one__________ of current across one __________ of resistance Voltage - CORRECT ANSWER __________ = Current X Resistance 120 volts - CORRECT ANSWER typical voltage limit for residential use, exclu...

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. - Answer-The load of higher resistance would overheat and probably be damaged. Refer to Figure 128.202. ___ volts are applied across the water heater element...

NCCER Electrical Test Exam Set Questions & Correct Answers < Updated & Already Passed > The NEC recommends maintaining voltage within a 3% drop. If a branch circuit operates at 240 volts AC. What is the minimum circuit operating volt? 232 What is the name of the connecting device shown in the diagram? Split-bolt The volt amperes in an AC circuit is the same as Apparent power What is the voltage drop for a #8 (16.510 cmil) copper wire at 120v. 215 feet one way and a load of...

Lighting track ___ permitted to be installed within a zone extending 3 feet (900 mm) horizontally and 8 feet (2.5 m) vertically from the top of the bathtub rim. Select one: a. is b. is not B. Is not For three resistive loads that are connected in parallel, which of the following statements is the ONLY true statement? Select one: a. Total voltage is equal to the sum of the voltage drops across all three resistive loads or ET = E1 + E2 + E3 b. Total resistance is equ...

IEC Exam Study & Practice Questions With Verified Correct Answers | Updated Lighting track ___ permitted to be installed within a zone extending 3 feet (900 mm) horizontally and 8 feet (2.5 m) vertically from the top of the bathtub rim. Select one: a. is b. is not - ANSWER B. Is not For three resistive loads that are connected in parallel, which of the following statements is the ONLY true statement? Select one: a. Total voltage is equal to the sum of the voltage drops across...

Refer to the information shown in Figure 234.151. When the tap for Motor 3 terminates in a safety switch, the maximum permitted size for DETD fuses in this switch would be _____ A. - Answer-15 Refer to the information shown in Figure 234.151. When the tap for Motor 1 terminates in a breaker enclosure, the maximum permitted size for an ITCB in this enclosure would be ____ A. - Answer-70 Refer to the information shown in Figure 234.151. When th etap for Motor 3 terminates in a breaker enclos...

1. One, two, or three circuit track lighting is available. ANS True 2. Each 10' section of lighting track is rated for 15 amps at 125 volts. The circuit supplying this track can be connected to a - amp, single pole breaker in a 120/240-volt, 1 phase, 3 wire panel. ANS 15 amp only. 3. When dimming fluorescent lighting, can mixed ballasts or lamps from dif- ferent manufacturers be controlled from the same dimmer? ANS NOO! 4. What is the rated wattage of the most commonly used dimmer tha...

Define voltage - Answer a measure of electrical potential or pressure of current flow What are the advantages of electric baseboard heating? - Answer -no duct work -no central furnace -clean -each unit is independently controlled -Moderate rapid response to extreme change in outside temperature -Provides mostly convection heat transfer with some radiation Define Amperage - Answer a measure of the rate of current flow or quantity of electricity per unit of time. The service ...