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Multiple Choice Questions (MCQs) on Synchronous Motors
22/11/2017
1. A synchronous motor can operate at (A) Lagging power factor only (B) Leading power factor only (C) Unity power
How Multicolor RGB (Red Green Yellow) LEDs Work?
20/11/2017
A Light Emitting Diode that emits one color when forward biased and another color when reverse biased is called a
Core Type and Shell Type Transformers
13/11/2017
Depending on the type of construction used, the transformers are classified into two categories. Core type Transformer Shell type Transformer Difference
Low Voltage Switchgear
06/11/2017
As per IEC 60947, switchgears with rated voltages up to 1000 V ac and 1500 V dc are termed as
Arduino DC Digital Voltmeter
18/10/2017
A voltmeter is an instrument used for measuring electrical potential difference between two points in an electric circuit. Analog voltmeters
What is a FUSE and How it Works?
23/09/2017
A fuse protects an electrical circuit or device from excessive current when a metal element inside it melts to create an
Different Types of Rechargeable Batteries
09/09/2017
Rechargeable batteries are everywhere these days: cordless tools, laptop computers, cordless phones, and cell phones, just to name a few.
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