A 40-Cm Long String, with One End Clamped and the Other

question 17

Multiple Choice

A 40-cm long string, with one end clamped and the other free to move transversely, is vibrating in its fundamental standing wave mode.If the wave speed is 320 cm/s the frequency is:

• A)32 Hz
• B)16 Hz
• C)8 Hz
• D)4 Hz
• E)2 Hz

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Definitions:

Tsunami

A series of ocean waves with very long wavelengths caused by large-scale disturbances such as earthquakes under the sea.

Liquefaction

Loss of cohesion when grains in water-saturated soil or sediment lose grain-to-grain contact, as when shaken during an earthquake.

Landslides

The action of gravity pulling rocks, soil, or debris downward on a slope.

Reflected

Pertains to light, sound, or heat being thrown back by a surface without absorbing it.