Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
One Hz is equal to
1 Vibration per minute
10 vibration per minute
60 vibration per minute
600 vibration per minute
Characteristic of sound That depends on the amplitude is
Pitch
Speed
Quality
Loudness
In order to reduce the loudness of a sound, we have to
Decrease its frequency of vibration of the sound
Increase its frequency of vibration of the sound
Decrease its amplitude of vibration of the sound
Increase its amplitude of vibration of the sound
The loudness of sound depends on
its amplitude
It's time period
It's frequency
It's speed
Loudness of sound is measured in units of
Decibel
Hertz
Meter
Meter / second
