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Solutions 14. Electric Current and its Effects - Chapter Review | Class 7 Science - Toppers Study

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Solutions 14. Electric Current and its Effects - Chapter Review | Class 7 Science - Toppers Study

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Chapter 14 Science class 7

Chapter Review class 7 Science Chapter 14. Electric Current and its Effects

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Solutions 14. Electric Current And Its Effects - Chapter Review | Class 7 Science - Toppers Study
Class 7 Ncert Solutions
Solution Chapter 14. Electric Current And Its Effects Class 7
Solutions Class 7
Chapter 14. Electric Current And Its Effects Chapter Review Class 7

14. Electric Current and its Effects

| Chapter Review |

Solutions 14. Electric Current and its Effects - Chapter Review | Class 7 Science - Toppers Study

Chapter Review:

The cell is a device in which produced electric current by chemical changes.
A combination of two or more cells is called a battery.
The wire gets hot when an electric current passes through it. This is the heating effect of the electric current.
Safety device using in electric circuits is called as fuse.
In the bulb there is a thin wire, called the filament .
It begins to flow excess electric current in a circuit due to connect many devices to the single socket. This is known as overloading.
The cells of torch is connected in series.
Nicrome is the element made of electric heater.
Full Form of CFL is Compact fluorescent lamp.
Full Form of MCB is Miniature circuit breaker.
When the electric current is switched off, the coil generally loses its
magnetism. Such coils are called electromagnets.
The amount of heat produced in a wire depends on its material, length
and thickness.

Other Pages of this Chapter: 14. Electric Current and its Effects

1. Chapter 14. Electric Current and its Effects | Chapter Review

2. Chapter 14. Electric Current and its Effects | NCERT Exercise

3. Chapter 14. Electric Current and its Effects | Additional Questions

4. Chapter 14. Electric Current and its Effects | Additional Questions

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