Advertisements
Advertisements
प्रश्न
Define the 'frequency' and 'time-period' of a wave. What is the relation between the two?
Advertisements
उत्तर
The number of complete waves or cycles produced in one second is called frequency of the wave.
The time required to produce one complete wave or vibration is called time period of the wave.
We know the relation between frequency and time period `f = 1/T`,
where f is the frequency and T the time period.
APPEARS IN
संबंधित प्रश्न
Explain how bats use ultrasound to catch a prey.
Explain how defects in a metal block can be detected using ultrasound.
Fill in the blank with suitable word .
Sound waves are caused by ...................
What is the name of the device which is used to find the depth of sea (or ocean) by using ultrasonic sound waves ?
Draw labelled diagrams to represent sound of (a) low pitch, and (b) high pitch, of the same loudness.
What is meant by the quality (or timbre) of sound ? On what factor does the quality (or timbre) of a sound depend ?
Explain how, bats use ultrasound to catch the prey.
Define the following terms : (a) Echolocation (b) Echocardiography, and (c) Ultrasonography.
In SONAR we use:
Fill in the blank and explain.
To discover a sunken ship or objects deep inside the sea, ______ technology is used.
