Useful tips for everyday
How does resistance affect battery life? A battery has a certain rated capacity, written in mAh (milliamps times hours). Divide this capacity by the current…
What are the four terminals in the RGB LED? It has 4 terminals, in which 3 terminals red, green, blue, and another terminal represents anode…
Does a Hall effect sensor produce voltage? The output signal from a Hall effect sensor is the function of magnetic field density around the device.…
What is the relation between line current and phase current in 3-phase delta connection? All Answers (7) In a star connection the line current is…
What happens when a resistor is bad? When a resistor fails, it either goes open (no connection) or the resistance increases. When the resistance increases,…
Can a current source have zero voltage? The voltage across an ideal current source is completely determined by the circuit it is connected to. When…
What type of resistor is wirewound? conductive wire A wirewound resistor is an electrical passive device that limits or restricts current flow in a circuit.…
How is a crystal used in an oscillator? Using crystal to joint with the resistor. In the circuit below is the simple oscillator that generates…
What is the energy of a charged capacitor? The energy stored in a capacitor can be expressed in three ways: Ecap=QV2=CV22=Q22C E cap = QV…
How MOSFET works as a resistor? When you slowly increase the gate voltage the MOSFET slowly starts conducting by entering the linear region where it…