Questions – Answers
Electrical and Electronics Engineering Interview Questions and Answers
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Transformers MCQs With Explanatory Answers
Transformers (MCQs With Explanatory Answers) 1. A Transformer is designed to be operated on both 50 & 60 Hz frequency.For the Same rating, which one will give more out put;…
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Single Phase AC Circuits MCQs ( With Explanatory Answers)
Single Phase AC Circuits MCQs ( With Explanatory Answers) 1. In case of Inductive circuit, Frequency is ___________Proportional to the inductance (L) or inductive reactance (XL). Directly Inversely No Effect…
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Three Phase AC Circuits MCQs With Explanatory Answers
Three Phase AC Circuits (MCQs With Explanatory Answers) Three Phase AC Circuits MCQs with explanation. For explanatory answer, click on the toggle button labeled as “Check explanatory answer”. Q1. Electric…
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Main Difference Between Electrical and Electronic Engineering?
What is Main Difference Between Electrical and Electronic Engineering? Definitions of Electrical and Electronic Engineering Both are similar words that can cause a bit of confusion for newbies, but they…
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How to Calculate Battery Charging Time and Charging Current? – Example
Simple Battery Charging Time and Current Formula for Batteries (with 120Ah Battery Example) In this simple tutorial, we will explain how to determine the appropriate battery charging current and how…
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How to Test a Transistor using Multimeter (DMM+AVO) – NPN & PNP – 4 Ways
How to Find the Base, Collector, Emitter, Direction & Condition of Transistor by Multimeter How to remember the direction of PNP and NPN Transistor & Pin Identification, Check if it…
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What is the Role of Capacitor in AC and DC Circuit?
What is the Role of Capacitor in AC and DC Circuit? Role of Capacitor in AC Circuits: In an AC circuit, capacitor reverses its charges as the current alternates and…
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Why Does AC Need More Insulation than DC at the Same Voltage Level?
Why Does AC Voltage Require More Insulation than DC Voltage for the Same Working Voltage Level? For the same working voltage, the potential stress on the insulation is lower in…
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What is The Difference between a VOLTAMETER and a VOLTMETER?
A VOLTA-METER is a device used to carry out electrolytes and a VOLTMETER is a high resistance device used for measuring potential difference or voltage between two points in an…
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What is the Objection to have Light Bulbs & Lamps Connected in Series?
Disadvantages of Light Bulbs and Lamps Connected in Series? Series connection for household wiring like fans, switches, light bulbs etc. is not a preferred way instead of parallel or series-parallel…
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