Waves and Vibrations

If the period of an event is 0,200s, what is the frequency?

• 20 Hz

• 15 Hz

• 10 Hz

• 5 Hz

If the frequency of a wave is 100.0 Hz, What is the period?

• 0,50s

• 0,01s

• 0,25s

• 0,1s

A pendulum made exactly 20 0scillations in the 50s. Determine the Period!

• 1,5s

• 2,5s

• 3,5s

• 4,5s

A pendulum made exactly 40 0scillations in 25s. Determine the Frequency!

• 2,4 Hz

• 2,2 Hz

• 1,6 Hz

• 1,4 Hz

Determine the Period of a ball bouncing 50 times in 40 s

• 0,8s

• 1s

• 1,2s

• 1,5s

What is the name of this waves?

• Longitudinal Waves

• Transverse waves

• Circular waves

• Angular waves

Waves transfer ________, but they do not transfer _________.

• Energy, Matter

• Matter, Energy

The highest point on a transverse wave is the

• Compression

• Crest

• Trough

• Rarefaction

These following sentences are corect about this wave above, except...

• The direction of the wave is Transverse

• P is the crest

• T - S is the Amplitude

• R is the trough

Sound waves are the example of...

• Longitudinal waves

• Transverse waves