Physics- Waves- Sound

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A piano tuner knows that a key on the piano is tuned to the frequency of his tuning fork when he strikes them at the same time and the number of beats he hears each second is?

Pitch

A sound source of high frequency emits a high..

Longitudinal wave

A sound wave is a..

2 additional nodes

A string vibrating at its third harmonic frequency has a node at each end and, between these..

Lower frequency notes

All other things being the same, strings that have more mass than other strings will produce..

6 Hz

Beats are produced when two tuning forks, one of frequency 240 Hz and the other is a frequency 246 Hz are sounded together. The frequency of the beat is..

Resonance

Caruso is said to have made a crystal chandelier shatter with his voice

1000 times as intense

Compared to a sound of 30 decibels, a sound of the 60 decibels is..

10 times as intense

Compared to a sound of 40 decibels, a sound of 50 decibels is..

Wavelength

Double the frequency of a sound and you will have its..

None of these

Double the frequency of sound and you also double its..

Warm

Sound travels faster in air if the air is..

A vacuum

Sound waves cannot travel in..

880 Hz

The fundamental frequency of a violin string is 440 hertz. The frequency of its second harmonic is?

Amplitude

The loudness of a musical sound is a measure of the sound wave's..

Frequency

The pitch of a musical sound depends on the sound wave's..

All of these -wavelength -frequency -temperature

The speed of a sound wave in air depends on..