Conductors Study guides, Class notes & Summaries

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...

A track extending through yards and between stations that must not be occupied without authority or protection. Main Track A fixed signal at the entrance of a block that governs trains entering and using that block. Block Signal A notice containing track bulletin restrictions and other conditions affecting train movement. General Track Bulletin A series of consecutive blocks governed by block signals, cab signals, or both. The signals are activated by a train or by certai...

Milady Esthetics Chapter 8 Exam Questions With Answers Electricity the movement of particles around an atom that creates pure energy. It is a form of energy that, when in motion, exhibits magnetic, chemical or thermal effects. Electric current the flow of electricity along a conductor in a complete circuit conductor any material that easily conducts electricity (ex: water, metal) Metals are good conductors; Copper is a particularly good conductor use in electric wiring and electri...

IEC lesson 106 HW Questions and Answers Graded A+ A failure of the electrical system can cause damage to ___. -equipment -conductors -property A failure of the electrical system can cause fire damage to property. true A worker may use any sturdy lock to apply a lockout. false Applying locks or tags in the right places de-energizes the equipment. false Area of a circle PI * (radius)^2 Area of a rectangle Length of longer side * Length of shorter side Area of a square L...

Army Electrical Explosives Safety (Ammo-28) Exam with 100% Correct Answers 2023. Which two publications provide detailed information on lightning protection systems? - Correct answer-DA PAM 385-64 NFPA 780 Which statements about lightning protection are true?Select all that apply. - Correct answer-Lightning can detonate munitions and explosives. Lightning seeks the path of least resistance to ground. Lightning cannot be stopped or prevented. Which statement is true about a mast LPS? - Co...

According to the NEC®, the ampacity of branch circuit conductors must be derated when there are more than how many current-carrying conductors in a raceway? - correct answer 3 Air conditioning overcurrent protective devices can never exceed what percentage of the motor-rated load current or the branch circuit selection current (whichever is greater)? - correct answer 225% Conductors must be derated when installed in conduit - correct answer on or above rooftops Continuous loads are cal...

There are six conductors in a race way connected to 75° C rated circuit breaker. Each wire has a 70 amp load using THHM conductors. The minimum size conductors used our #_________AWG - 4 Thermal insulation shall not be installed within _________inches of recessed lighting fixtures - 3 A 1 inch conduit contains three wire circuits or a phase system. All conductors are number 10 TW. Each circuit consist of two phase conductors and one grounding conductor and one equipment grounding conduct...

NST1502 Assignment 4 (Portfolio) 2024 | Due 8 October 2024. All questions answered. QUESTION 1 Energy Basics [18 marks] 1.1 Define and explain the different forms of energy, providing real-world examples for each. (Focus on the following forms of energy; Kinetic energy; potential energy; thermal energy; chemical energy; electrical energy, light energy, and sound energy). (14) 1.2 Discuss the concept of energy transformation, giving examples of how one form of energy can be converted into...

Does a fire hood system and a kitchen need to be monitored by the fire alarm system?Yes What does P.L.F.A stand for?Power Limited Fire Alarm What does N.P.L.F.A stand for?Non-Power Limited Fire Alarm What is the difference between P.F.L.A and N.P.F.L.A?an N.P.L.F.A can operate at up to 600v, and the power output isn't limited a P.L.F.A has the voltage and power limited by a listed power source. What material must N.P.F.L.A circuit conductors be made from?ONLY solid stranded copper is...

The 2 main considerations concerning the existing cabling are? - correct answer Grandfathered system Abandoned cable 11-25 The type of cutover where cross-connects are relocated one pair after another until completed is called a - correct answer rolling cut 11-28 Which practice involves moving the customer to a temporary office space until their section of the retrofit is completed and then moving them back to their recabled office space? - correct answer Swing space phasing Whic...