• Mechanical Energy with Friction 4'58"

• Work due to Friction equals Change in Mechanical Energy Problem 8'58"

• Work and the work-energy principle: 5'47"

Exam questions

• 1. Worked example: Part 1: 8'45"

  2. Worked example: Part 2: 7'18"

• Work-Energy Theorem Problem 12'45"

Nov 2020 P1 Question 5:

• Part 1: 5.1.-5.3. 12'30"

• Part 2: 5.4. Force focus 14'34"

• Part 3: 5.4. Energy focus: 18'56"

• Conservative and non-conservative forces: 4'01"

• 1. Power, work & energy: 2'48"

  2. Introduction to Power 5'52"

  3. Average and Instantaneous Power Example 11'24"

  4. Average Power Delivered by a Car Engine - Example Problem 11'25"

  5. Instantaneous Power Delivered by a Car Engine - Example Problem 5'17"