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What is filament What is globe What is internet What is sun How we use electric bell Name some electromagnetic

What is filament
 What is globe 
What is internet
What is sun
How we use electric bell
Name some electromagnetic
 

Grade:7

1 Answers

Yash Patari
askIITians Faculty 2123 Points
2 years ago
dear student
filament- conducting wire or thread with a high melting point, forming part of an electric bulb or thermionic valve and heated or made incandescent by an electric current.
internet -The Internet isa vast network that connects computers all over the world. Through the Internet, people can share information and communicate from anywhere with an Internet connection

sun -Sun isa huge star made up of extremely hot gases. It provides the pulling force that binds the solar system. It is the ultimate source of heat and light for the solar system

How electric bell is used?

An electric bell is a mechanical or electronic bell that functions bymeans of an electromagnet. When an electric current is applied, it produces a repetitive buzzing, clanging or ringing sound.

Though the sciences generally classify EM waves into seven basic types, all are manifestations of the same phenomenon.Radio Waves: Instant Communication. ...
Microwaves: Data and Heat. ...
Infrared Waves: Invisible Heat. ...
Visible Light Rays. ...
Ultraviolet Waves: Energetic Light. ...
X-rays: Penetrating Radiation. ...
Gamma Rays: Nuclear Energy





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