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Posted by Et Zone at 10:30 AM

Construction of a Simple Mobile Phone Jammer

Construction of a Simple Mobile Phone Jammer
What is difference between an Alternator and a Generator?

ANS: In a generator, an armature is spun inside a magnetic field. The armature consists of several coils which generate electrical energ...
What is meant by knee point voltage?

ANS: Knee point voltage is calculated for electrical Current transformers and is very important factor to choose a CT. It is the voltage ...
History of ammeter?

An ammeter is a measuring instrument used to measure the electric current in a circuit. Electric currents are measured in amperes (A), henc...
Build Your Own Simple DC Motor

Introduction Motors are the fundamental driving force of the modern world. It is a very rare occasion when you do not see or use the actio...
How self-driving cars drive itself precisely??

ANS: For a car to drive itself, few systems must be tied together using software, and supplemented with a set of sensors. Lane-keeping sys...
What is the difference between delta-delta, delta-star transformer?

Ans : Delta-delta transformer is used at generating station or a receiving station for Change of Voltage (i,e) generally it is used wher...
Battery talk:

The battery is a very useful product. This is the type of battery. Such as - The first 2ta byatarike can be divided into: 1. Primary: tatak...
Semi Conductor Switching Elements
Electronics Reference Sheet