Videos
Introducing Friction
3989
Relating External Force & Friction
3275
Terminologies
3520
Questions Galore 1
3637
Two Block System
2958
Stack of Blocks
2522
Questions Galore 2
3052
Questions Galore 3
3034
Questions Galore 4
2874
Questions Galore 5
1844
Ideal World to Real World
114
How Does Friction Work?
125
Understanding Friction
175
Microscopic Nature of Friction
129
Origin of Friction
233
Microscopic Explaination of Friction
38
Introduction to Static Friction
317
Origin of Static Friction
67
Introduction to Kinetic Friction
139
Comparing Static and Kinetic Friction
296
Coefficient of Kinetic Friction
453
Direction of Kinetic Friction
303
Action-Reaction Pair
193
μ_k for Different Surfaces
224
Effect of Contact Area on Friction
198
Interlocking of Surfaces
115
Effect of Velocity on Friction
92
Sum it up!
73
Practice Question 1
151
Practice Question 2
210
Understanding Static Friction
415
Range of Static Friction
186
Kinetic or Static Friction?
109
Static to Kinetic Friction
400
Actual vs Ideal Graph
60
Direction of Static Friction
297
Self Adjusting Nature of Friction
203
Limiting Friction
191
Push or Pull?
307
Minimum Force
223
More about Minimum Force
525
Why blame Friction?
224
Contact Force
188
Angle of Friction
93
Relation b/w α and µ
140
Angle of Repose
370
Slip or No Slip?
125
Graphical Variation of Friction
226
Recall: Contact Force
57
Contact Force: Before Slipping
220
Contact Force: During Slipping
199
General Understanding
254
Tendency of Friction
513
Sum it up!
77
Practice Question 1
158
Practice Question 2
222
Practice Question 3
243
Practice Question 1
356
Practice Question 2
283
Practice Question 3
417
Practice Question 4
385
Practice Question 5
414
Practice Question 6
401
Practice Question 7
426
Practice Question 8
411
Practice Question 9
446
Top Down Approach
199
Force on Top Block
444
Force on Bottom Block
408
All Surfaces are Rough
152
Will bottom block move left!
382
At Last!
309
No Slipping
426
Move Together
339
Move Separately
134
Friction Direction - 1
291
Friction Direction - 2
285
Top View and Direction
401
Practice Question
865
Block & Wedge
283
Contact Force in Block & Wedge
284
Practice Question 1
591
Practice Question 2
583
Practice Question 3
630
Practice Question 4
515
Practice Question 5
669
Practice Question 1
1147
Practice Question 2
1002
Practice Question 3
360
Practice Question 4
500
Practice Question 1
793
Practice Question 2
893
Practice Question 3
575
Practice Question 4
584
Practice Question 1
816
Practice Question 2
920
Introduction to Friction
470
Static Friction
555
Angle of Friction and Repose
853
Limiting Friction
857
Sliding and Variation of Friction
1104
Block on Block System
611
Kinetic Friction
414
Variation of Friction Force
200
Applications of Friction
668