Advertisements
Advertisements
प्रश्न
1 hertz is equal to
विकल्प
1 vibration per minute
10 vibrations per minute
60 vibrations per minute
600 vibrations per minute
Advertisements
उत्तर
60 vibrations per minute
Explanation:
1 Hz = 1 vibration per second = 60 vibrations per minute
APPEARS IN
संबंधित प्रश्न
The sketches I to IV in following Figure show sound waves, all formed in the same time interval.
 |
 |
| I | II |
 |
 |
| III | IV |
Which diagram shows
- a note from a musical instrument
- a soft (or feeble) note,
- a bass (low frequency) note.
Which has the higher frequency - ultrasonic sound or infrasonic sound?
Complete the following sentence:
Ultrasound is of frequency ___________.
Complete the following sentence:
Infrasonic sound is of frequency ______________.
Complete the following sentence:
Bats can produce and hear ___________ sound.
State two applications of ultrasound.
A man can hear the sound of frequency :
What do you understand by the term ultrasonic vibrations?
What are ultrasonic?
What are hearing aids?
