What is ohms law - Study guides, Class notes & Summaries

Level 2 Module 1 Alternating Currents 2:1 What is the step-down turns ratio of a transformer with 200 turns in the primary and 100 turns in the secondary? induced high voltage Opening the secondary of a CT under load will cause a dangerous level of___. 40Hz What is the hertz rating of an AC circuit if the frequency is 20 cycles per 1/2 second? 340V Given: A circuit has an rms voltage of 120VAC. What is the peak-to-peak voltage? 175V A circuit has a peak voltage of 275V....

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...

NABCEP PV ASSOCIATE EXAM QUESTIONS & ANSWERS 2023/2024 An off-grid installation has a 1HP pump that is on 10% of the time and a 20W light that is on 100% of the time. What is the monthly energy use? - ANSWER-68KWh 1HP = 746W 746W * 0.1 * 24hours * 30days = 53712Wh 20W * 24hrs * 30days = 14400Wh 14400 + 53712 = 68112Wh 68kWh What kind of ground faults do most inverters detect? - ANSWER-DC Inverters detect dc ground faults. AC ground faults are detected on the AC side of the inverter a...

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...

Electrician NCCER Test Questions and Answers Latest Updated 2024/2025 | Graded. What is a dropout plate? Metal plate with a curve surface for cable to follow as it passes from the tray All of the following are common service voltages in the United States Except: 372/575 3- Phase, 4-wire What does a GFCI breaker do? Opens a circuit to prevent operation of an electrical device What will happen when one or more coils in a winding are grounded? The motor will automatically blow fuses eight in...

NCCER Electrical Level 1 Mod 4 Electrical Theory Which of the following is true regarding a series circuit? The current flow is the same through all resistors. Which of the following is true regarding a parallel circuit? It has more than one path for current to flow. Which of the following is true regarding a series-parallel circuit? If a circuit is reduced to an equivalent series circuit, the total resistance is found by adding the loads. Two branches of a circuit (R1 and R2)...

ATT Test 2 Questions and Answers Latest Updated 2023 Definition of series circuit Current flows in a single path through all components In which direction does current flow? Negative to positive Current is the ____ throughout whole circuit Same 4 steps of troubleshooting Analyze, check setup, calculate/measure, check results An open series component drops _____ volts Applied Resistance is how much over open component? Max or infinite Short provide...

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 an atom contains what - ANSWER-Neutrons and protons Whats the E symbol represent in ohms l...

In an electrical circuit, the grounding wire is indicated by which color? Correct Answer: Green According to the Ohms Law, which electrical unit measures pressure? Correct Answer: Volts According to the Ohms Law, which electrical unit measures resistance? Correct Answer: Ohms According to the Ohms Law, which electrical unit measures current? Correct Answer: Amps How do you convert cubic feet to gallons? Correct Answer: Multiply by 7.48 How do you convert gallons to pounds? Co...

SDS Exam – NBRC Questions and Answers 100% Pass The recommended HFF for recording electocardiograph channel is 70Hz Which of the following would best describe rhythmic movement disorder? 1. Minimum frequency of 0.3Hz 2. Max frequency of 2.0Hz 3. Min number of 4 rhythmic movements a.1,2 b.2,3 c.1,3 d.1,2,3 b A 14 year old boy is undergoing an overnight sleep study and has been stared on CPAP. The pt is currently on 8cmH2O CPAP. What is the recommended max CPAP pressure for this pt 20cmH...