
Current Transformer danger when secondary is left open
Sep 21, 2014 · If the primary source generating the current is 110V then the secondary peak voltage will rise to 110V x 100 x 1.4 = 15,400V which is obviously a very dangerous voltage …
Inductors and Suddenly Opening circuit | All About Circuits
Feb 28, 2015 · I know capacitors can store charge, and when disconnected from a circuit they hold onto that charge. I know inductors store energy in their magnetic field, generated by …
What actually mean OL - All About Circuits
Apr 28, 2023 · How most ohmmeters work is by applying a voltage to the resistor and measuring the resistance (or applying a current and measuring the voltage). In either case, the capacitor …
reflection coefficient +1 and -1 for open and short - All About …
Jun 19, 2012 · could someone please explain to me why reflection coefficient of +1 is the result of a open circuit and why reflection coefficient of -1 is the result of a short circuit? I am reading …
Testing blown open circuit speakers with multimeter
Nov 15, 2020 · I need to test the speaks on my car from the connector just behind the radio. I would like to test if any of them are blown. If speakers were blown then would I get a certain …
Question about MOSFETs going short circuit? - All About Circuits
Apr 21, 2022 · For example a resistor or cap gets too much current and fails, creating an open circuit. So, case 1, an open circuit will be enough to break a device, and case 2, a short will …
Effect of open on parallel circuit - All About Circuits
Oct 11, 2014 · I'm trying to understand the answer to 2 questions involving this circuit (attached) Q. 1 and the answer say: if R3 opens the voltage across it will decrease. Q. 2 and the answer …
Stacked Peltier - Open Circuit - All About Circuits
May 12, 2022 · I've been trying to build a small cooler using 2 stacked peltier devices, as per Youtube video. Attached is a diagram of the setup. Results have been poor at best. After …
how to detect short/open network cable? | All About Circuits
May 5, 2012 · . and what about open wires, i think it will be different because position of open is important and will change the resistance. Click to expand... If there is an open, you won't get …
Diode voltage drops in a open circuit - Fundamental question
May 19, 2020 · Although the circuit becomes open because of the reversed diode bias at D3, there's still voltage drops on the LED, D1, and D2. Is this because, there's still a Vf of …