1. It has Simple Harmonic Motion!
The Pendulum
It has Simple Harmonic Motion!
Where is the speed maximum?
Where is the speed minimum?

2. A quick heads up on
You will derive it soon…
Easy to solve for T...
Enquiry:
Increase mass ?
Is angle a variable?
Is friction a variable?

3. Vernier Picket fence – in built settings
15 minutes of motion,
800+ oscillations
L = 2m see picture
g calc =
Is g affected by Mussoorie’s altitude and latitude?

4. A simple pendulum consists of a mass at the end of a lightweight cord
A simple pendulum consists of a mass at the end of a lightweight cord. We assume that the cord does not stretch, and that its mass is negligible. q L T s x m q F mg q

7. For e. prove that T’ is < T

8. A person swings on a swing
A person swings on a swing. When the person is seated, the swing oscillates back and forth at its natural frequency. If, instead, the person stands on the swing, the new natural frequency of the swing is
1. greater
2. the same
3. smaller

9. NRG