Electric Current
Chapter Name : Current Electricity |
Sub Topic Code : 101_12_03_02_01 |
Topic Name : Electric Current |
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Sub Topic Name : Electric Current |
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Introduction
What is electric current? How is it measured?
Pre-Requisites:
Charge, static electricity, dynamic electricity.
Activity:
Understand how current is produced and learn about the direction of flow of current.
Real Life Question:
Why do people get electrified by lightning? What does it contain?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| current Backward current | Measure of charge per unit time Negative value for current means reverse flow. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Battery, voltages, bulbs | Perform an experiment to make the bulb glow at different rates. |
Real life uses :
Transmission lines through which power is supplied to various places.
Places to visit :
Science Museum and Planetariums have exhibits on weight and moon.
Practical examples around us
| Examples | Explainations |
|---|---|
| Circuit board, hairdryers and other appliances. | All appliances use current to operate. |
What you learn in Theory:
Definition of current and direction of its flow.
What you learn in Practice:
How various devices we use in daily life use current.