Wien’s displacement law formula
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 …
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The various types of renewable sources of energy are used in present days.
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 …
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Maxwell–Boltzmann statistics. And limitations of Maxwell–Boltzmann statistics
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. …
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Positive and negative feedback amplifier
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 I Hartley Oscillator Working I Hartley Oscillator Derivation
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. …
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Tuned Collector Oscillator
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 …
Operational Amplifier
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 …
Colpitts Oscillator Derivation
Fig. 6 Shows the circuit diagram of Colpitts oscillator. What is Colpitts Oscillator? In this oscillator, tank circuit consists of C1,C2, and L. Stabilized self-bias to the amplifier is provided …
RC phase shift oscillator I Working of phase shift oscillator I Phase shift oscillator
Fig. 8 shows the circuit diagram of RC phase shift oscillator using transistor in CE configuration. In this circuit, stabilized self-bias to the amplifier is provided by R1, R2, R3, …
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What is Oscillator ? Types of Oscillator and Essential component of an oscillator.
What is Oscillator ? A device used to produce sinusoidal or non sinusoidal ( e.g. square wave ) wave forms without the application of an external input signal is known …
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