We have studied that as the voltage across reverse bias PN junction increase to certain value, called breakdown voltage, high reverse current is caused by which may damage the junction …
Read moreDifference between Avalanche breakdown and Zener breakdown
Thevenin’s theorem is an important tool to avoid lengthy and difficult calculation in network analysis. Thevenin’s Theorem Definition According to Thevenin’s theorem,” any two-terminal linear network can be replaced by …
Read moreProof of Thevenin’s Theorem|Definition|Circuit diagram for Thevenin’s Theorem|Application
Why zener diode as voltage regulator Because a Zener diode is used as a voltage stabiliser or voltage regulator to provides a constant voltage from a source whose voltage may …
According to wien’s displacement law, the wavelength (λm) corresponding to maximum energy density is inversely proportional to the absolute temperature (T) of the body. This is called wien’s displacement law …
Those types of Energy sources which can be renewed again and again are called renewable sources of energy. They are available in very large amount and probably they will never …
Read moreThe various types of renewable sources of energy are used in present days.
Maxwell–Boltzmann statistics Classical statistics is generally known as Maxwell–Boltzmann statistics because it got its birth from Maxwell’s law of distribution of molecular speed and Boltzmann’s theorem relating entropy and probability. …
Read moreMaxwell–Boltzmann statistics. And limitations of Maxwell–Boltzmann statistics
When a part of output signal is fed back to the input of circuit through a suitable network, the process is called feedback. Feedback is of two types Positive and …
Hartley oscillator Definition Fig. 4 shows the circuit diagram of a Hartley oscillator using a transistor in C.E. configuration. In hartley oscillator, tank circuit consists of L1, L2 and C1. …
Read moreHartley oscillator I Hartley Oscillator Working I Hartley Oscillator Derivation
Construction of tuned collector oscillator It consists of a tank circuit or LC tuned circuit connected to the Collector of the transistor. Hence, the name of this oscillator is tuned …
What is Operational Amplifier An operational amplifier (OP-AMP) is a very high gain differential Amplifier with high input impedance and low input impedance. It is direct coupled and uses negative …
