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  • Basics
    • Charge
    • Voltage
    • Current
    • Resistance
    • Capacitance
    • Inductance
    • Conductance
    • Power
    • Energy
    • Electromagnetic Induction
    • AC Basics
      • AC Basics
      • Real Power
      • Reactive Power
      • Complex and apparent Power
  • Circuit Theory
    • Electric Circuit
    • Series and Parallel Connections
    • Faraday’s law
    • Lenz’s law
    • Ohm’s Law
    • Kirchoff’s Laws
    • Voltage Division
    • Current Division
    • Thevenin’s Theorem
    • Norton’s Theorem
    • Maximum Power transfer theorem
    • Superposition theorem
  • Machines
    • Transformers
      • Transformer Action
      • Ideal Transformer
      • EMF equation
      • Equivalent circuit and Phasor diagram
      • Voltage regulation
      • Parts of a transformer
      • Transformer tresting
      • Load losses and No-load losses
      • Types
        • Core type and shell type transformers
      • Magnetization current
      • Magnetization inrush
      • High Leg delta connection
      • Buchholz relay
      • Autotransformer
      • Selection
        • Frequently asked questions-1
        • Frequently asked questions-2
        • Frequently asked questions-3
      • Transformer noise
      • Transformer kVA calculator
      • Transformer turns ratio
  • Power system
  • Switchgears
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On which part of the power system, the occurrence of failure / abnormal condition is more?

On which part of the power system the occurrence of failure / abnormal condition is more? The probability of occurrence of failure / abnormal condition is more in the on…

Continue ReadingOn which part of the power system, the occurrence of failure / abnormal condition is more?

What is a short circuit?

A short circuit is a situation in which two or more different lines (having different voltage levels/ different phase/ different terminals) come in contact and finally leads to the flow…

Continue ReadingWhat is a short circuit?

Comparision of conventional energy resources

Conventional energy is obtained from the conventional energy resources such as coal, diesel, gas and nucleus. These are non-renewable resources and may exhaust in few decades if consumed at the current…

Continue ReadingComparision of conventional energy resources

How do Fuel Cells Work?

Fuel Cell Fuel cells cleanly and efficiently convert chemical energy from hydrogen-rich fuels into electrical power and usable high-quality heat in an electrochemical process that is virtually absent of pollutants.…

Continue ReadingHow do Fuel Cells Work?
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