Insulating oil - Study guides, Class notes & Summaries

NETA 2 QUESTIONS AND ANSWERS ALREADY GRADED A Under what considerations can tag out without lock out be permitted? ***&If an energy isolating device is not capable of being locked For PV systems, a(n) _____ is a device that changes direct-current input to an alternating-current output. Inverter Identify the contact pictured above. (NC and NO separated by a node) Form C When applying personal protective grounds, which end is attached first? ***&The equipment end An induction ...

NDAEB Question and answers 100% correct 2024 Who discovered xrays: - correct answer Wilhelm Conrad Roentgen All xray machines have three primary components: - correct answer Tubehead Extension arm Control panel The housing - correct answer metal body that contains the xray tube Insulating oil - correct answer Fills the housing and surrounds the xray tube. Prevents overheating by absorbing the heat The tubehead seal - correct answer made of leaded glass or aluminum an...

Low mAs with high kV - ANS What combination of kV and mAs is recommended to decrease patient exposure? Flat contact shields, shaped contact shields, shadow shields, and breast shields - ANS List at least three types of patient shields. Restriction of the useful beam - ANS What is the single most important way to reduce patient exposure? Collimators, cones, and aperture diaphragms - ANS List three types of beam restrictors. Inherent filtration - ANS The x-ray tube glass...

RAD EXAM 1 QUESTIONS WITH 100% CORRECT ANSWERS 2024/2025 Define radiation - ANSWERSa form of energy carried by waves or a stream of particles Steps to produce x-rays - ANSWERS1: x-ray machine on 2: current travels from control panel to the tubehead 3: current directed to filament circuit and step-down transformed in the tubehead. 110/120v to 3-5v 4: filament current uses 3-5 to heat tungsten filament in cathode portion of x-ray tube 5: exposure button pushed - activates high voltage ...

NETA ETT Certified Level 3 Practice Exam 2024 Q&A A newly installed 4160V emergency generator has an insulation resistance value of 150 Megohms after one minute with an equipment temperature of 32 degrees C. Is this value acceptable per NETA standards? - CORRECT ANSWER-No NETA ATS-2017 Table 100.11 Know the NETA-ATS Insulation Resistance tables Which test method measures Hydrolyzable Flouride content in SF6 gas? - CORRECT ANSWER-ASTM D2284 [Standard Test Method for Acidity of Sulfu...

Under what considerations can tag out without lock out be permitted? - Answer-***&If an energy isolating device is not capable of being locked For PV systems, a(n) _____ is a device that changes direct-current input to an alternating-current output. - Answer-Inverter Identify the contact pictured above. (NC and NO separated by a node) - Answer-Form C When applying personal protective grounds, which end is attached first? - Answer-***&The equipment end An induction motor has 40kVA input po...

NETA 2 Top Exam Questions and answers, rated A+ Under what considerations can tag out without lock out be permitted? - -***&If an energy isolating device is not capable of being locked For PV systems, a(n) _____ is a device that changes direct-current input to an alternating-current output. - -Inverter Identify the contact pictured above. (NC and NO separated by a node) - -Form C When applying personal protective grounds, which end is attached first? - -***&The equipment end An ...

Master Electrician EXAM TEST QUESTIONS with verified answers 100% Asbestos is commonly used as the covering of electric wires in locations where there is likely to be high a. voltage b. temperature c. humidity d. current - ANSWER b. temperature Overloading insulated wire or cable for long periods of time is considered poor practice because it usually causes a. over expansion of the conductor b. the conductor to melt c. damage to the duct or conduit d. the insulation to deter...

IEM MIDTERM EXAM CORRECTLY ANSWERED 2024. X-RAY TUBE - correct answer -Electronic vacuum tube that contains two electrodes: the cathode and anode (a diode), which are necessary for the production of x-ray beam -the most important part of the x-ray, at the same time it is also the most vulnerable. cathode and anode - correct answer two electrodes Coolidge (Cathode ray) tube - correct answer - the first x-ray tube used 30 to 50 cm long and 20 cm in diameter - correct answer Modern x-r...

Who discovered xrays: - ANSWER Wilhelm Conrad Roentgen All xray machines have three primary components: - ANSWER Tubehead Extension arm Control panel The housing - ANSWER metal body that contains the xray tube Insulating oil - ANSWER Fills the housing and surrounds the xray tube. Prevents overheating by absorbing the heat The tubehead seal - ANSWER made of leaded glass or aluminum and it keeps the oil in the tubehead and acts as a filter to the x-ray beam. Xray beam - ANSWER whe...