SHM Flashcards
1
Q
State what is meant by simple harmonic motion (2 marks)
OR
State two conditions for an object to show Simple harmonic motion (2 marks)
A
- Acceleration proportional to the displacement
- Acceleration in opposite direction to displacement
2
Q
How to rearrange simple pendulum equation
A
Squaring both sides does NOT give
T^2=2Pi L/g
you have to square the pi to get 4pi^2
3
Q
Where should a fiducial mark be placed and why? (in a system)
A
- Should be placed at the equilibrium position
- Since speed of mass is greatest there
