Short circuit - Study guides, Class notes & Summaries

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 ...

1. What is the main electrical danger when using power tools? a. Excessive heat b. Low-resistance grounding c. Over-current d. Short circuit -️️ d. Short circuit 2. What is the most important feature for adequate equipment grounding? a. Insulation b. Low current c. Low-impedance path d. Over-current devices -️️ c. Low-impedance path 3. An explosion-proof enclosure: a. can withstand and contain an internal explosion. b. can withstand an external explosion. c. is identical to ...

Associate CET practice Exam Questions and Answers (2024) 100%Correct Solution. 8.33 meters is the full wavelength in air for what RF frequency? Answer- 36 MHz Decimal 164 would appear as ________ in binary? Answer- A resistor has color stripes yellow, violet, violet, silver. It is: Answer- 470 MegOhm +/- 10% what is the total capacitance of three capacitors valued at 100pf, 100pf, and 50pf when connected in a series? Answer- 25 pf what is the ripple frequency of a full wave single phase ...

NETA III 2024 QUESTIONS WITH CORRECT SOLUTIONS The alternate source for emergency systems are required to be equipped with ground-fault protection of equipment. -Answer-False Which ANSI/IEEE standard covers SF6 circuit breakers? -Answer-C37.04 You measure the winding resistance of a 12.4kV, 1000kVA, Delta-Delta connected transformer with a 100A test set. H1-H2 measures 42.0 microhms, H2-H3 measures 41.9 microhms, and H3- H1 measures 84.0 microhms. What can you conclude from these readings...

court = - ️️circuit court department = - ️️department of children and family services express and informed consent = - ️️consent voluntarily given in writing guardian advocate = - ️️person appointed by court to make decisions regarding mental health treatment on behalf of a patient mental health overlay program = - ️️mobile service that provides independent examinations for voluntary admissions and range of nsit services to persons with a mental illness in a resid...

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...

true - Answer Is chlorine heavier then air you contact the fire department in the event of this - Answer who do you call when you have a chlorine leak ammonia soaked rag or swab held near the suspected area - Answer what is best to use when looking for a chlorine leak milk - Answer in case of exposure to chlorine what is best to consume Hydroflouric Acid - Answer what is very strong acid short circuit - Answer what you get when you don't have good mixing permanent ...

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 ...

An inter-circuit short can cause: - ANSWER -" All of the above; Unrelated circuits to operate simultaneously; Components to work at reduced capacity; An over-current situation" Which of the following is addressed by ABYC A-32? - ANSWER -Power conditioning and conversion LED navigation lights are required to meet: - ANSWER -72 Colregs Which of the following are recommended for 3-phase shore power? - ANSWER -Power conditioning and phase-rotation monitoring Which of the following ...

S-95 FDNY TEST STUDY GUIDE QUESTIONS AND ANSWERS 100% PASS What Can A S95 Holder do? Only visual inspections on smoke alarms Primary Purpose of Fire Alarm Systems on a premise is to warn tenants and transmit signals indicating a fire condition to the FDNY aka Central station Fire Alarm Control Panel (FACP) Monitors inputs and controls output through various types of circuits.The Panel activates the building audible and visual device connected to the fire alarm (horn/strobes) Th...