Track V · five questions

Quiz · Oscillation & waves

Closed notes, open head. 80% marks the track complete. Best so far: 0%.

1. 1 of 5

   For a mass-spring system, ω depends on

   amplitudek and mginitial speed only

2. 2 of 5

   The small-angle pendulum period is independent of

   Lgmass and amplitude (approx.)nothing

3. 3 of 5

   v = fλ. If you raise f in a fixed medium,

   v risesλ fallsv fallsλ rises

4. 4 of 5

   A string fixed at both ends of length L supports standing waves with

   L = nλL = nλ/2L = nλ/4 (n odd only)any λ

5. 5 of 5

   Resonance occurs when a drive frequency is near

   zeroa natural frequencyinfinitythe damping constant