Chapter 4 Electricity and Magnetism Module 1 Weekly Class

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Course sections

Section 1

4.1 Simple phenomena of magnetism

Electromagnets *

Section 2

4.2 Electrical quantities

Electric charge

Charges - Video Lessons

Electric current

Electric Current - Video Lesson

Question 1 – Electric current on ammeter

Question 2 – Number of electrons flowing

Question 3 – Electric current flowing through bulb

Question 4 – Time required for charge to flow through resistor

Question 5 – Quantity of charge transferred

Potential Difference

Question 1 - Potential difference across wire

Question 2 - Work done to drive electric charge through a bulb

Question 3 - Potential difference between cloud and surface of earth.

Question 4 - Work done by moving a charge

Ammeter & Volmeter

Question 1 - Resistance of conductor

Question 2 - Potential difference across a light bulb

Question 3 - Resistance of wire

Question 4 - Identify unknown quantities

Question 5 - Resistance of filament in bulb

Question 6 - Current flowing through toaster

Electrical Energy and Power

Question 1 – Amount of heat released

Question 2 - Resistance of heating element

Question 3 - Amount of energy supplied

Section 3

4.3 Electric circuits

Series and Parallel Circuits

Circuits - Video Lessons

Application of the Principles of I, V and R

Potential Divider

Question 1 - Ammeter reading

Question 2 - Volmeter reading

Question 3 - Effective resistance

Question 4 - Value of V, I and R

Question 5 – Total resistance in a circuit

Question 6 – Volmeter reading

Section 4

4.4 Electronic Devices

Input transducer

Electronic Devices – Video Lessons

Section 5

Quiz

4.2 Electrical quantities

Question 4 – Identify unknown quantities

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4.2 Electrical quantities Question 3 – Resistance of wire

4.2 Electrical quantities Question 5 – Resistance of filament in bulb