Advertisements
Advertisements
प्रश्न
Define one hertz.
एक पंक्ति में उत्तर
Advertisements
उत्तर
One hertz is defined as one vibration produced in one second by the sound-producing object.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Which wave property determines (a) loudness, (b) pitch?
Write true or false for a given statement.
Loudness depends on frequency.
The speed of a wave is 350 ms-1. Find the wavelength of the wave whose frequency is 700 Hz.
What is sound? What causes it to produce?
Match the pairs.
| Group ‘A’ | Group ‘B’ |
| (a) Flute | (1) Frequency less than 20 Hz |
| (b) Frequency | (2) Frequency more than 20000 Hz |
| (c) Sound level | (3) Vibrations in the air |
| (d) Ultrasonic sound | (4) Measured in Hz |
| (e) Infrasonic sound | (5) Decibel |
Can we produce sound in vacuum?
How do the following factor affect the speed of sound in air?
Pressure in air.
What do you understand by the term echo?
What are the uses of infrasonic sound?
What is a wave?
