Pulse Signals Interview Questions and Answers: 1. Define periodic signal. Ans. Periodic signal is that which repeats itself at regular intervals of time. 2. What is meant by a time period of a periodic signal? Ans. Time…
Wein Bridge Oscillator using Op Amp: The Wein bridge is an ac bridge that balances only at a particular supply frequency. In the Wein Bridge Oscillator using Op Amp (Fig. 16-10), a Wein bridge circuit…
Tropospheric Scatter Propagation: Tropospheric Scatter Propagation is a means of beyond-the-horizon propagation for UHF signals. Tropospheric Scatter Propagation uses certain properties of the troposphere, the nearest portion of the atmosphere (within about 15 km of…
Practical Op Amp Characteristics: The Practical Op Amp Characteristics can be approximated closely enough, for many practical op-amps But basically the Practical Op Amp Characteristics are little bit different than the ideal op-amp characteristics. The…
Low Pass Filter Circuits: The Low Pass Filter Circuits of Fig. 15.7 is commonly used for low pass active filters. The filtering is done by the use of an RC network. The opamp is used…
Signed Binary Numbers (Definition, Conversions & Examples): In the decimal number system, a plus (+) sign is used for denoting a positive number and a minus (-) sign for denoting a negative number. The plus…
Internal Architecture of 80386 Microprocessor: The simplified block diagram of the 80386 processor is depicted in Fig. 11.31 and Fig. 11.32 shows the detailed architecture of 80386. The internal architecture of the 80386 processor consists…
Three Phase Inverter: The variable frequency required for the speed control of three phase ac motors is obtained from a Three Phase Inverter. To avoid magnetic saturation and to obtain constant flux conditions in the…
What is Electroforming Process? - Definition and Applications Reproduction of objects by electrodeposition on some sort of a mould or form is known as electroforming. This is another application of electrodeposition. In the reproduction of…
Percentage Reactance in Power System: The Percentage Reactance in Power System of generators, transformers, reactors etc. is usually expressed in percentage reactance to permit rapid short circuit calculations. The percentage reactance of a circuit is…
