Electrical Machines
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What is the Transformer’s Voltage Regulation?
Voltage Regulation of Transformer- Formulas and Examples What is Voltage Regulation? Transformer’s voltage regulation is the ratio of the difference between transformer no load and full load output voltage to…
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What is the Average Life Expectancy of a Transformer ?
Normal or Average Life Expectancy of a Transformer In short “until it fails” as some of the transformers are still in operation after the legal retirement of plant engineers and…
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Are The Batteries Connected in Series or Parallel?
Batteries Configuration. Series or Parallel? Basic Electrical Engineering Interview Question and Answers Series: Batteries configuration. Are these two batteries connected in series or parallel? and how to connect load to…
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How to Replace a Ceiling Fan Capacitor – 3 Ways
How to Install and Connect a Capacitor in a Ceiling Fan? If you ever face a problem with the ceiling fan such as humming noise, slow speed, not running the…
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Basic Components Needed for Solar Panel System Installation
General Requirements for a Solar Panel System Installation Green energy, the clean and renewable solar energy is the best alternative for residual and industrial consumers around the world. It minimizes…
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A Voltmeter, Ammeter & Cell are Connected in Series. Ammeter shows No Deflection. Why?
A Voltmeter, Ampere Meter and a Battery Cell are connected in Series. It is Observed that Ammeter Practically Shows No Deflection. Why? Due to the large resistance of the voltmeter,…
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Difference Between a Transformer and an Induction Motor
An Induction Motor is fundamentally a Transformer – What is the Difference? The induction motor is fundamentally a transformer in which the stator is the primary and the rotor is…
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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 Flux in Primary and Secondary Winding is Always Equal?
Why Flux in the Primary and Secondary Winding of the Transformer is Same? One of our followers asked “In a transformer, Which one is greater? primary flux or secondary flux?…
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Can We Replace a 110/220 Turns Transformer with 10/20 Turns?
1:2 Turn Ratio for 110:220? The Turn Ratio is Same, Shall its Rating be Same? A step up transformer which has 110/220 turns. Can we replace it with 10/20 turns…
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