Sound

Amplitude SI Unit is Metre

A woman’s voice generally has a ________ pitch than a man’s voice. This is because the frequency of a woman’s voice is ________________.

Pitch denotes the ____________ of a sound.

Sound can be characterized by the _____________.

An object oscillates 50 times in one second. What would be its frequency?

If the loudness of the sound is 5 db, the amplitude will be 50 db

An object must have a frequency of what so that it is heard by humans

Rahul struck the guitar string, it vibrated 55 times in 5 seconds. What will be the frequency of the guitar string?

The frequency of the tabla membrane was 40 Hertz in 5 Seconds. How many the times would the membrane must be vibrated?

Which instrument always produces vibrations of the same frequency?