# Electronics Engineering

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Solution Library **

#### Find All Node Voltages Using Inverse Matrix Techniques

Question Find all node voltages. Use the inverse matrix technique to solve the equations. For the inverse of a 3x3 matrix, you can use the online calculator at http://www.bluebit.gr/matrix-calculator/default.aspx Summary The question belongs to Electrical Engineering and it discusses about find ... Read More

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#### Find Thevenin Equivalent Circuit Values In A Circuit

Question Find the Thevenin Equivalent circuit values for the circuit below at terminals ab. Summary The question belongs to Electrical Engineering and it discusses about finding Thevenin Equivalent circuit values for the circuit given in the question. Total Word Count NA ... Read More

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#### Find Norton Equivalent Circuit Values In A Circuit

Question Find the Norton Equivalent circuit values for the circuit below at terminals ab. Summary The question belongs to Electrical Engineering and it discusses about finding Norton Equivalent circuit values for the circuit given in the question. Total Word Count NA ... Read More

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#### Find Expression For Magnetic Field At The Origin

Question For the two long straight wires carrying currents i1 and i2 respectively as shown below, find the expression for the magnetic field at the origin. Summary The question belongs to Physics and it discusses about calculating the expression for magnetic field at the origin. Note: Th ... Read More

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#### Find Magnetic Flux, Magnitude Of Induced emf And Direction Of Current In Wire Loop

Question A uniform magnetic field B→ shown below, changes over time according to the following equation: B(t) = 1/200π sin (2πt) where B is in Tesla and t is in seconds. (a) Find the magnetic flux (ΦB) as a function of time which passes through a 10 cm × 10 cm square-s ... Read More

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#### Calculate Current In Circuit And Voltage In a Resistor

Question A. In the following circuit, find the currents I1, I2, I3, I4 and the voltage V across the 3 kΩ resistor. B. Determine the power dissipated by the 5 kΩ resistor. Summary The question belongs to Physics and it discusses about calculating currents in the circuit and vo ... Read More

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#### Calculate Total Resistance Seen By Current Source In 2 Seconds

Question Let’s consider the case where if current passing through any resistor exceeds 7.5 mA, the resistivity begins to change permanently. We can characterize this relationship as ρ(t) = ρ0(1+ kt2). (ρ0 is the resistivity below 7.5 mA and k = 1/4s-2 and t is time in seconds). De ... Read More

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#### Use Nodal Analysis To Wire Down Set Of Equations To Solve Nodal Voltages

Question Consider the circuit shown in the figure below: a. Use nodal analysis and wire down the set of equations sufficient to solve for all nodal voltages. b. Redraw the circuit above, so that no branch crosses over another branch. Use loop analysis and write down the set of equations suffici ... Read More

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#### Research Proposal For Building Prototype Of VoIP To PSTN Convertor

QuestionResearch Proposal: Write a research proposal on one of the applications of VoIP or Voice over Internet Protocol.SummaryThe question belongs to Electronics Engineering and it discusses about writing a research proposal about one of the applications of VoIP or Voice over Internet Protocol. The ... Read More

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#### Circuit Design for Moisture Sensor Amplifier

Question Design a circuit that amplifies signals from a moisture sensor whose terminal resistance varies over a range from 0.1mΩ to 10Ω when biased at a current level of 1mA. Assume the signal varies over a frequency range of 100 to 20,000 Hz. The amplified signal is to be connect ... Read More

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