Questions – Answers

Electrical and Electronics Engineering Interview Questions and Answers

Types of Solar Panels and Which Solar Panel Type is Best?

Different Types of Solar Panels and Photovoltaic Cells Note: This is an up-to-date article about Different types of Solar Panels and Photovoltaic Cells and we will update it in the…
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Magnetic Terms used in Magnetic Circuits – Definition & Formulas

Magnetic and Magnetism Important Terms, Definition and Formulas Magnetic Field or Magnetic Induction (B) Magnet or Electromagnet produces a Magnetic field. The field where the magnet attracts or repels magnetic…
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Why is a Power Plant Capacity Rated in MW and not in MVA?

Why is the Rating of a Power Plant Capacity Expressed in MW instead of MVA? Power plant capacity is rated in megawatts (MW) instead of megavolt-amperes (MVA) because MW represents…
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Why is a Motor Rated in kW instead of kVA?

Why are Electric Motors Rated in kW or Horsepower (hp) and Not in kVA? We already know that transformer ratings may be expressed in kVA instead of kW. The same…
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Why is a Battery Rated in Ah (Ampere hour), Not in VA?

Why are Batteries and Cells Rating in Ah (Ampere hour) and not in VA or Watts? A battery stores energy in the form of chemical energy, which is later converted…
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Why are Air-Conditioners (AC) Rated in Tons, Not in kW or kVA?

Why is an Air Conditioner and Refrigerator Rated in Tons instead of kVA or kW? In today’s comprehensive HVAC technical article, we will discuss and help you gain an understanding…
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Difference Between AC and DC Resistance – Which One is Greater?

Difference Between AC & DC Resistances & How to Calculate it? Resistance The property of a substance or material which oppose the flow of electricity through it is called resistance…
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Norton’s Theorem. Easy Step by Step Procedure with Example

Norton’s Theorem in DC Circuit Analysis Norton’s Theorem is another useful technique for analyzing electric circuits, similar to Thevenin’s Theorem. Both methods simplify linear, active circuits and complex networks into…
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Thevenin’s Theorem. Step by Step Procedure with Solved Example

Thevenin’s Theorem in DC Circuit Analysis In 1893, a French engineer, M. L. Thévenin, made one of these quantum leaps to analyze electric circuits. Thevenin’s Theorem (also known as the…
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What is an Electric Circuit? Types of Circuits and Network

Electric Circuit, Network, Complex Circuits and other Types of Circuits What is an Electric Circuit? An electric circuit is a closed loop network which provides a return path for the…
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