Free Study Material for GATE, ESE, SSC JE & Competitive Exams 2025-26

Energy

Energy of a body is the capacity of to do the work. We always say, a healthy man has high

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MUTUAL INDUCTANCE

When we defined inductance, we did so by specifying the relationship between the terminal voltage and current, The physical basis

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Phasor Diagram

PHASOR DIAGRAMS The phasor diagram is referred to a sketch in the complex plane showing the relationship of the phasor

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RESONANCE

A network is in resonance (or resonant) when the voltage and current at the network input terminsl are in phase.

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NORTON THEOREM

Norton theorem bears a close resemblance to Thevenin’s theorem. The Norton equivalent of a linear network is the Norton current

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THEVENINS THEOREM

To develop Thevenin’s theorem, consider figure consisting of two two-terminal networks, N and NL, joined at A and B. ‘N’

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Circuit Theorems

INTRODUCTION In the practical analysis of electric networks, engineers often need to know the power absorbed by one particular load.

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