Study guides, Class notes & Summaries

Boilermaker NCCER Question and answers rated A+ 2023/2024WHEN ARE STEEL CHAIN SLINGS RECOMMENDED? WHEN RIGGING FROM 3 PONTS A BIG CONTROL VALVE IS PULLED. WHO'S RESPONSIBLE FOR THE RIGGING? CRANE OPERATOR AND RIGGER 3) WHAT SHOULD BE USED TO HOLD THE PIPE WHEN SETTING UP TWO 40-FOOT JOINTS OF 16-NCH SID WT PPE? DeuGGED ROLLER TOP JACKS

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....

NCCER 202 Exam Review Questions and answers, rated A+ Look for any protruding nails, wires or sharp edges before... - attempting to lift any material. Size up the load before attempting to... - lower an overhead load. The most common service factor appearing on a motor nameplate is _____. - 1.15 According to NEMA definitions, which of the following is a type of open motor? - Weatherprotected A polyphase synchronous motor has three stator windings that are _____. - 120° apart Which of t...

NCCER 26403 Exam Review Questions and answers, rated A+ NEC Article 701 covers the requirements for _. optional standby systems emergency systems storage batteries legally required standby systems - legally required standby systems The MOST common method of cooling standby generator sets is . liquid-to-liquid heatexchangers a mounted radiator with an engine-driven fan battery-powered systems compressed air systems - a mounted radiator with an engine-driven fan Which of the following...

NCCER 26411 Exam Questions & Answers, Rated A+ Proof tests are made at _______. 20% of the original factory voltage 35% of the original factory voltage 40% of the original factory voltage 60% of the original factory voltage - 60% of the original factory voltage The type of termination that only provides some form of electric stress control for the cable insulation shield terminus is a . Class 1 termination Class 2 termination Class 3 termination Class 4 termination - Class 3 termin...

NCCER 26411 Exam Questions & Answers, Rated A+ Proof tests are made at _______. 20% of the original factory voltage 35% of the original factory voltage 40% of the original factory voltage 60% of the original factory voltage - 60% of the original factory voltage The type of termination that only provides some form of electric stress control for the cable insulation shield terminus is a . Class 1 termination Class 2 termination Class 3 termination Class 4 termination - Class 3 termin...

NCCER Construction Exam Questions and answers, rated A+ Companies with strong safety cultures usually have lower - turnover Which of these is a true statement regarding safety? - Safety is a learned behavior or attitude Poor lighting, excessive noise, and inadequate guards for moving parts are examples of - unsafe conditions The activity that consists of breaking a job into its component tasks and then analyzing each step for potential hazards is called a - job-safety analysis A measu...

NCCER CORE FINAL Exam Questions and answers, Graded A+ Which of these is a true statement regarding safety? - Safety is a learned behavior and attitude. A measure of the probability, consequences, and exposure related to an event is referred to as _____. - Risk When placing a ladder against a platform or roof, the top of the ladder should extend above the point where the ladder touches the platform or roof by at least _____. - 3 feet One of the most common grounding systems used for pro...

NCCER Electrical Exam Questions & Answers, VERIFIED/ What is shown on a sectional drawing? - cutaway view of a building The NEC recommends maintaining voltage within a 3% drop. If a branch circuit operates at 240 volts AC. What is the minimum circuit operating volt? - 232 What is the name of the connecting device shown in the diagram? - split - bolt The volt amperes in an AC circuit is the same as - apparent power What should be done to change rotation of a 3 phase motor? - Swap any two...

NCCER ELECTRICAL LEVEL 1 - Module 1 Occupational Overview: The Electrical Industry: Questions and answers/ Panelboards in residential wiring are typically installed during? - Rough-in A Residential wiring system usually uses? - Non-Metallic-Sheeted cable(Romex) In which of the following environments would you find a commercial electrician at work? - Office Building Which of the following would most likely require special knowledge of hazardous locations? - Industrial wiring Tract hom...

NCCER Exam 1 Review Questions and answers, Graded A+ Companies with strong safety cultures usually have lower _____. - a. turnover Which of these is a true statement regarding safety? - a. Safety is a learned behavior and attitude. Poor lighting, excessive noise, and inadequate guards for moving parts are examples of _____. - b. unsafe conditions The activity that consists of breaking a job into its component tasks and then analyzing each step for potential hazards is called a _____. -...

NCCER Exam Guide Questions and answers, rated A+ 1. Which organization requires a person to be trained in order to operate personal lifting equipment? - OSHA 1. Where would the usage of a RTJ Gasket be found? - High Pressure System All of the following are examples of internal man way hardware except - Slide Fastener 1. What type of wrench measures how much a fastener is being tightened? - Torque 1. The fitting that makes it easy to disassemble threaded piping is - Union 1. What is the ...