C: Friction

From the OCR B MEI specification (LINK):

PLAYLIST

Introduction to Friction

01 Introduction to Friction

02 Basic Example

Block Sliding Down a Slope

03 Block Sliding Down a Slope Example

04 Block Sliding Down a Slope General Case

Friction Examples

05 Example 1

06 Example 2

07 Example 3

08 Example 4

09 Example 5

10 Example 6

11 Example 7

12 Example 8

Exam-Style Question

13 Exam-Style Question Method 1

14 Exam Style Question Method 2