1-Phase Circuits
Single Phase AC Circuits
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What is the Role of Capacitor in a Ceiling Fan?
Why a Capacitor is used in a Ceiling Fan? The most common question in electrical engineering interviews is about the main function of a capacitor in a ceiling fan. In…
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AC Voltage at Home is 230V but its Equation is v = Vm Sin θ. Explain?
Domestic AC Voltage at Home is 230V but its Equation is v = Vm Sin θ. Explain the Difference? Our homes are supplied with sinusoidal voltage whose equation should be…
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In a Capacitive Circuit, Why the Current Increases When Frequency Increases?
Why the Current (I) Increases, When Frequency Increases in a Capacitive Circuit & Vice Versa? Another question from electrical and electronics engineering interviews question and answers series. Explain the statement that…
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In an Inductive Circuit, Why the Current Increases When Frequency Decreases?
Why the Current (I) Decreases, When Frequency Increases in an Inductive Circuit & vise versa? Another question from electrical and electronics engineering interviews question and answers series. Explain the statement that…
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Why Power Factor Decreases When Capacitive Reactance Increases or Capacitance Decreases?
In a Capacitive Circuit, Why the Power Factor (Cos θ) Decrease, When Capacitive Reactance (XC) Increases or Capacitance (C) Decreases? Another question from electrical and electronics engineering interviews question and answers…
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Why Power Factor Decreases When Inductance or Inductive Reactance Increases?
In Inductive Circuit, Why the Power Factor (Cos θ) Decreases, When Inductance (L) or Inductive reactance (XL) Increases? Next question from electrical and electronics engineering interviews question and answers series. Explain…
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Why Current Increases When Capacitance Increases or Capacitive Reactance Decreases?
In Capacitive Circuit, Why the Circuit Current (I) Increases, When Capacitance (C) Increases or Inductive Reactance (XC) Decreases? Next question from electrical and electronics engineering interviews question and answers series. Explain…
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Why Current Decreases When Inductance or Inductive Reactance Increases?
In Inductive Circuit, Why the Circuit Current (I) Decreases, When Inductance (L) or Inductive reactance (XL) Increases? Another question from electrical and electronics engineering interviews question and answers series. Explain the…
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Which Transformer is More Efficient When Operates on 50Hz or 60Hz?
A 50/60 Hz Transformer – Which One is More Efficient and Why? A transformer is designed to be operated on both 50Hz and 60Hz frequency. For the Same rating, which…
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Types of Transformers and Their Applications
Types of Electrical Transformers What is a Transformer? An electrical transformer is a machine that steps up or steps down the voltage level without changing the frequency of the power…
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