STD 12 Ch 01 Rotational Dynamics

Chapter 1 Rotational Dynamics

Part 1 - Characteristics of Circular Motion (Pg 1-3)

1. 00:00 Circular Motion
2. 14:32 Direction of angular velocity and acceleration
3. 22:52 Non uniform circular motion
4. 30:52 Numerical question on circular motion
5. 00:00 Centripetal force and centrifugal force

Part 2 - Applications of UCM (Banking of road) (Pg 3-7)

1. 13:31 Vehicle along horizontal circular track
2. 29:03 Well of death
3. 00:00 Numerical on vehicle on horizontal road
4. 04:26 Vehicle on a banked road
5. 13:40 Speed limits for a Vehicle on a banked road
6. 31:18 Numerical - Vehicle on a banked road

Part 3 - Applications of UCM (Vertical Circular Motion) (Pg 9-11)

1. 00:00 Vertical Circular Motion (mass tied to a string)
2. 25:01 Vertical Circular Motion (mass tied to a rod)
3. 29:22 Sphere of death
4. 32:40 Vehicle at the top of a convex curve
5. 00:00 Numerical on vertical circular motion

Part 4 - Moment of Inertia (Pg 12-14)

1. 32:12 Moment of inertia
2. 00:00 Moment of Inertia
3. 13:45 Moment of Inertia of a Thin Ring
4. 17:47 Moment of Inertia of a Thin Disc
5. 29:42 Radius of Gyration

Part 5 - Theorems of Parallel and Perpendicular Axes (Pg 15-16)

1. 00:00 Theorem of Parallel Axes
2. 22:30 Theorem of Perpendicular Axes
3. 32:18 Numerical on Theorem of Parallel Axes and Theorem of Perpendicular Axes

Part 6 - Angular Momentum, Torque, Conservation of Angular Momentum, Rolling Motion (Pg 16-20)

1. 00:00 Angular Momentum
2. 12:42 Expression for Torque
3. 22:12 Conservation of Angular Momentum
4. 32:31 Physical Significance of Conservation of Angular Momentum
5. 00:00 Numerical on Conservation of Angular Momentum
6. 18:31 Rolling Motion
7. 32:55 Revision of Formulae

Other Resources

1. Notes
2. MCQs
3. Numerical Problems
4. QBank 2021 (Qst)
5. QBank 2021 (Ans)