Ohms Study guides, Study notes & Summaries

In capacitors, what is the purpose of the dielectric? - ANSWER-Prevent arcing within the capacitor Which of the following is true about capacitors in AC circuits? - ANSWER-Current leads voltage all the time What describes a capacitor s ability to store an electrical charge? - ANSWER-Capacitance which of the following statements is correct about polarized electrolytic capacitors? - ANSWER-Voltage polarity must be correct What is the time constant for a circuit with 150k ohms and 2 mic...

NEIEP 300 2023 Exam Questions and Correct Answers How should ammeters be used to take measurements in a circuit - ANSWER Connected in series with the circuit What will happen to the current in a circuit if the resistance is doubled - ANSWER Current will be halved How do you measure voltage in a circuit - ANSWER Meter must be parallel with volt being measured What is the outermost shell of an atom called - ANSWER Valence shell The Nucleus of...

NEIEP 600 Final Exam Version 2 (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A Q: What is the time constant for a circuit with 150 K ohms and 2 microfarad capacitor? (TC = R x C) Answer: 0.3 seconds Q: How long will it take for this capacitor to be considered fully charged? Answer: 1.5 seconds Q: The voltage required to cause conduction across the junction in a germa- nium diode is? Answer: 0.3 Q: A 1.5 volt 8 milliamp light emitting diode needs to be operated...

In the U.S., enforcement of safety work rules resides with: - Occupational Safety & Health Administration (OSHA) Utility pruning is the pruning of trees located in the vicinity of power lines for the purpose of __________ __________ __________. - ensuring reliable service A comprehensive vegetation management program should be __________ rather than reactive, & based on principals of __________ vegetation management. - proactive; integrated What is a volt? - a unit of electrical force M...

CCDS IBHRE LATEST UPDATE ALREADY GRADED A Rheobase the lowest point on a strength duration curve at an infinitely long pulse duration Chronaxie time the pulse width at twice the rheobase value. It approximates the most efficient stimulation pulse duration Charge (formula) Charge= I(current) x T(time) Furman's formula Energy(microjoules)= I(current)xV(voltage)xT(pulse width) Ohms law formula Voltage(electromotive force)= I(current/flow of electrons) x R(resistance to current flow in ohms) F...

Corrosion is an electrochemical process involving A) flow of protons and electrons B) flow of neutrons and ions C) flow of protons and ions D) flow of electrons and ions E) flow of resistance and resistivity - Answer - d Metal loss or corrosion occurs at the A) cathode B) anode C) electronic path D) metallic path - Answer - b What are the four parts of the corrosion cell A) anode, resistor, electrolyte, metallic path B) anode, cathode, electron, electronic path C) anode...

NACE CP2 – EXAM QUESTIONS AND ANSWERS LATEST 2023 GRADED A+. NACE 2008 Student Manual! START OF CHAPTER 1 Corrosion is an electrochemical process involving A) flow of protons and electrons B) flow of neutrons and ions C) flow of protons and ions D) flow of electrons and ions E) flow of resistance and resistivity - correct answer d Metal loss or corrosion occurs at the A) cathode B) anode C) electronic path D) metallic path - correct answer b What are the four parts of the corrosi...

An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the correct answer: current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. correct answer: True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is 30 amps. Under these conditions, the line voltage wil...

An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the Correct Answer current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. Correct Answer True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is 30 amps. Under these conditions, the line voltage will be...

PLTW Digital Electronics - Final Review Set 1, PLTW Digital Electronics - Final Review Set 2, PLTW Digital Electronics - Final Review Set 3, Digital Electronics - PLTW Review Test If an integrated circuit has been damaged and you smell smoke, you should__________________. Turn the power off for a few minutes before pulling out the damaged integrated circuit. In scientific notation, which prefixes are used for values smaller than a whole value? Micro, nano, milli What is the value of the r...