Here, if theelectric potentialof both battery cells is exactly the same, there is no circulatingcurrentin the circuit and hence the galvanometer shows null deflection. Theworking principle of potentiometerdepends upon this phenomenon. Now let’s think about another circuit, where abatteryis connected...
Potentiometer working is based on the principle of a constant flow of current through a wire with a uniform cross-sectional area. To know more on types and application of potentiometer, visit BYJU’S.
Potentiometers are commonly used in circuits for various purposes like to control volume in audio circuits, to regulate the speed of the motor in a fan, as light dimmer, etc. Apotentiometeris an instrument for measuring the potential (voltage) in a circuit. Before the introduction of the movi...
What is the principle of potentiometer? What is the principle behind the formula F=-dU/dx and its applications? What is the constancy of the speed principle? What's the equation of "the principle of work and energy"? What is the principle of a galvanometer?
of resistance, whereas a variable resistor has resistance value over a defined range. Out of the numerous linear and Non-linear variable resistors available, the most common is the Potentiometer. This article deals with the working principle, construction and application of a potentiometer. So let...
This chain reaction is a series of ‘on’ and ‘off’ signals. These signals travel from one end of the circuit, lighting up the light bulb. Of course, the details will vary from one type of digital circuit to another. But all digital circuits use variations on this basic principle. ...
Airflow Sensor Working Principle An airflow sensor works by simply measuring the variation within the resistance of a hot wire & changing it into electrical signals and passing it to the ECU (engine control unit). This signal is used to determine the fuel amount to infuse into the engine. ...
Working Principle of Signal Isolator The working principle of a signal isolator is similar to signal interfaces & signal converters. These isolators are frequently used to split, share, step-down, protect, linearize, boost, & process signals digitization. The main function of this is to split th...
Now that the working principle is quite clear, let’s see, the construction and types of rheostats. Construction of Rheostat: The construction of rheostat is same as that of a potentiometer, as discussed in detail in our article about potentiometers. Similar to the potentiometer, a rheostat has...
The circuitry is also granted with provisions to regulate sensitivity and time delays with the help of potentiometer adjustments. In general, an RF Admittance level transmitter works in an identical fashion as a Capacitance transmitter. However, there are two major modifications in the design which ...