Current Sensing of Electrical Drives: Current Sensing of Electrical Drives is required for the implementation of current limit control, inner current control loop of closed-loop speed control, closed-loop torque control of a dc drive, for…
Effects of Negative Feedback in Amplifiers: Decibels of Feedback - Effects of Negative Feedback in Amplifiers can be measured in decibels. A statement that 40 dB of feedback has been applied to an amplifier means…
Phase Relation in Pure Inductive Circuit: Phase Relation in Pure Inductive Circuit - As discussed already, the voltage current relation in the case of an inductor is given by Consider the function i(t) = Im sin…
Microprocessor Based Protection Relay: Reliable and accurate protection schemes are required for any system. Microprocessors can fulfill these requirements without fail. In addition to the system protection, microprocessors can perform all control operations, analysis as…
80186 Pin Diagram: The 80186 is a 68-pin IC and it is available in Plastic Leaded Chip Carrier (PLCC), ceramic Leadless Chip Carrier (LCC) and Pin Grid Array (PGA) packages. Figure 11.14 shows the 80186…
Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 8: 306. 2-to-1 line multiplexer can be realized using (a) 1 NAND, 2 OR and 1 NOT gates. (b) 2 NAND, 2 OR and 1 NOT…
Insulating Materials for Underground Cables: The satisfactory operation of a cable depends to a great extent upon the characteristics of insulation used. Therefore, the proper choice of Insulating Materials for Underground Cables is of considerable…
Transient Response of RLC Circuit: Consider a Transient Response of RLC Circuit consisting of resistance, inductance and capacitance as shown in Fig. 12.11. The capacitor and inductor are initially uncharged, and are in series with…
Clamping Circuit Theorem: Under steady-state conditions, for any input waveform, the shape of the output waveform of a clamping circuit is fixed and also the area in the forward direction and the area in the…
Specification from Bode Plot: The important Specification from Bode Plot are, Gain cross-over frequency (ωgc) Phase cross-over frequency (ωpc) Gain margin (G.M.) Phase margin (P.M.) Gain Cross-over Frequency (ωgc): The frequency at which the magnitude…