Base Modulation Circuit Working Principle: The circuit for base modulation is shown in Fig. 22.28. The carrier signal from a crystal oscillator is coupled to the base terminal of the amplifier through transformer T1. The…
Design of Current Carrying Capacity Systems: The Current Carrying Capacity Systems of a circuit breaker consists not only of electrical conductors but also of mechanical devices like springs which do the dual job of passing…
PLC Hardware Components: 1. PLC Hardware Components - The input and output interface modules consists of an I/0 rack and individual I/O modules. Input interface modules, accept signals from the machine or process devices (120V…
Infinite Impulse Response Filters Interview Questions and Answers: 1. Give any two properties of Butterworth lowpass filters Ans. The magnitude response of the Butterworth filter decreases monotonically as the frequency Ω increases from 0 to…
What is Power Electronic Converter?: What is Power Electronic Converter? - Since the introduction of the thyristor, the Power Electronic Converter technology has progressed through intense technological evolution for the last four decades and has…
Power and Energy Formula: Power and Energy Formula - Power is the rate of change of energy, and is denoted by either P or p. If certain amount of energy is used over a certain…
Design of Digital Circuits: We have seen the design of digital circuits using fixed function ICs. There are two more approaches for the Design of Digital Circuits. Use of application specific integrated circuits (ASICs) Use…
Transition and Diffusion Capacitance: Transition and Diffusion Capacitance - Electronic devices are inherently sensitive to very high frequencies. Most shunt capacitive effects that can be ignored at lower frequencies due to very high reactance (XC…
Voltage, Current and Power in 3 Phase Star Connection: 3 Phase Star Connection - Figure 9.21 shows a balanced three-phase, Y-connected system. The voltage induced in each winding is called the phase voltage (Vph). Likewise…
Load Flow Analysis in Power System: Load Flow Analysis in Power System describes, the complex power injected by the source into the ith bus of a power system is where Vi is the voltage at…