Insulators Study guides, Class notes & Summaries

NERC RANDOM Questions with Complete Solutions Rated A+ When current in an AC circuit is doubled, power losses in the circuit will respond in which way? a) half as much b) does not change c) doubles d) four times greater -Answer d) four times greater What determines the size of insulators used on power lines? a) Current flow on the line b) Voltage level of the line c) Reactance of the line d) Operating Limit of the line -Answer b) Voltage level of the line Reactive power is n...

1. What does the acronym ESD stand for? correct answer: Electrostatic Discharge 2. Current amounts between ______ and _____ can be lethal. correct answer: 100mA, 200mA -Explanation: Though currents between 100mA and 200mA can kill a human being, if resuscitation is available, chances for survival are 80- 90%. 3. What is the number one concern in regards to electrical safety? correct answer: Shock 4. Bohr's Atomic Model consists of what three components? correct answer: Protons, neu...

CWB 2023 Test Questions with Correct Answers True or False? "Electric current is readily conducted in metal (low resistance) because of the many free electrons" - Answer-True True or False? "Conventional current flow is from negative to positive." - Answer-False Materials that have a high resistance to current flow are called: A) Semi-conductors B) Conductors C) Insulators - Answer-C) Insulators True or False? "A gas can only conduct electricity when the gas has b...

Power Engineering 4th Class – Electrical Questions and Answers Already Passed The atom is the smallest unit of a pure substance and is also known as a(n): a) Molecule b) Compound c) Electron d) Element e) Proton d) Element [[Remember to follow DreadedLlama on Instagram, Twitch, and Twitter ^^!]] A basic law of electricity is: a) Ohm's Law b) Charles Law c) Boyles Law d) Unlike charges attract, like charges repel e) Do not touch live wires d) Unlike charges attract, l...

CETA PRACTICE TEST QUESTIONS AND CORRECT ANSWERS AND RATIONALES|ALREADY GRADED A| What does the acronym ESD stand for? A. Electrostatic Discharge B. Electrostatic Device C. Electromagnetic Sensitivity Diac D. Electrostatic Damage - ANSWER- A. Electrostatic Discharge Current amounts between ______ and _____ can be lethal. A. 100mA, 200mA B. 10mA, 33.3mA C. 33.3, 75.6mA D. 4mA, 10mA - ANSWER- A. 100mA, 200mA What is the number one concern in regards to electrical safety?...

CWB Level 2 Module 5 Power Sources for Welding Exam Guide Question - Section 2 "Electric current is readily conducted in metals (low resistance) because of the many free electrons" True or false - ️️ True Guide Question - Section 2 "Conventional current flow is from negative to positive" True or False - ️️ False Guide Question - Section 2 Materials that have a high resistance to current flow are called: a) Semi conductors b) conductors c) insulators - ️️ c) insulators...

ASVAB PICAT Electronics Q&A 100% Verified Correct 2023 Solution General term for the variety of phenomena resulting from the presence and flow of electric current- CORRECT ANS - Electricity 3 ways Electricity is measured- CORRECT ANS - Volts Amperes (amps) Ohms Measure the difference of potential between 2 points- CORRECT ANS - Volts Measure the number of electrons that move past a specific point in 1 second (I.e. electrical currents)- CORRECT ANS - Amperes (amps) Measure res...

Test Bank for CNIM (Latest ) New Full Questions and Answers ( Included ) 100% Correct 1. What is Coulomb's Law? Answer: Like charges repel and unlike charges attract eachother 2. What are examples of good conductors? Answer: Silver, copper, and gold 3. What are examples of good insulators? Answer: Glass, Plastic, Rubber 4. What is a unit of measure of resistance? Answer: Ohms 5. What is resistance? Answer: The opposition of flow of direct current (DC) 6. What does impedance measur...

THE X-RAY CIRCUIT WITH QUESTIONS AND ANSWERS What is Electrostatics? - Correct Answer->Is the study of charges at rest (not moving) What is Electrodynamics? - Correct Answer->Is the study of charges in motion In fluids, gases, and in a vacuum both positive and negative charges can move In solid materials only negative charges (electrons) can move What are the electrons moving during electrodynamics called? - Correct Answer->electricity Solid materials possess different abilities t...

CETA Practice Test REAL EXAM QUESTIONS WITH VERIFIED CORRECT ANSWERS 1. What does the acronym ESD stand for? A. Electrostatic Discharge B. Electrostatic Device C. Electromagnetic Sensitivity Diac D. Electrostatic Damage - ANSWER A. Electrostatic Discharge 2.Current amounts between ______ and _____ can be lethal. A. 100mA, 200mA B. 10mA, 33.3mA C. 33.3, 75.6mA D. 4mA, 10mA - ANSWER A. 100mA, 200mA 3. What is the number one concern in regards to electrical safety? A. Prope...