This video is on the motor effect force between a pair of parallel straight current-carrying conductors. We will discuss how to calculate the magnitude and determine the direction of this force, as well as the relationship between the SI unit of ampere and force between these conductors.

⌚Timestamp
00:00 Review of Motor Effect
04:00 Equation for force per unit length
04:37 Direction of force per unit length
06:13 Calculation example 1
08:06 Calculation example 2
10:53 SI definition of ampere

📚Syllabus
• conduct a quantitative investigation to demonstrate the interaction between two parallel current-carrying wires
• analyse the interaction between two parallel current-carrying wires ├ 𝐹/𝑙=𝜇_0/2𝜋 (𝐼_1 𝐼_2)/𝑟┤ and determine the relationship between the International System of Units (SI) definition of an ampere and Newton’s Third Law of Motion (ACSPH081, ACSPH106)

What is the SI definition of an ampere and its relationship with Newton's third law of motion? How to calculate force per metre? How to calculate the force between two parallel conductors?

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