Of the following,the one which emits a sound of higher pitch is:

When we hear a sound,we can identify its source from

It is possible to recognize a person by hearing his voice even if he is hidden behind a wall. This is due to the fact that his voice

The musical interval between two tones of frequencies $320 \ Hz$ and $240 \ Hz$ is

$A$ hearing test is conducted on an aged person. It is found that her threshold of hearing is $20 \, dB$ at $1 \, kHz$ and it rises linearly with frequency to $60 \, dB$ at $9 \, kHz$. The minimum intensity of sound that the person can hear at $5 \, kHz$ is

Each of the properties of sound listed in column $A$ primarily depends on one of the quantities in column $B$. Choose the matching pairs from the two columns.
Column $A$ | Column $B$
Pitch | Waveform
Quality | Frequency
Loudness | Intensity