Advertisements
Advertisements
Question
Fill in the blank with suitable word .
Sound waves are caused by ...................
Advertisements
Solution
Sound waves are caused by Vibrations.
APPEARS IN
RELATED QUESTIONS
Explain the term 'amplitude' of a wave. Draw the diagram of a wave and mark its amplitude on it.
Define the 'frequency' and 'time-period' of a wave. What is the relation between the two?
Name the unit used to measure the loudness of sound. Also write its symbol.
How does the pitch of a sound depend on frequency ?
Write the full name of 'SONAR'.
What is meant by the quality (or timbre) of sound ? On what factor does the quality (or timbre) of a sound depend ?
Define the following terms : (a) Echolocation (b) Echocardiography, and (c) Ultrasonography.
Which of the two produces ultrasonic waves : porpoise or whale ?
The ultrasound waves can penetrate into matter to a large extent because they have :
Fill in the blank and explain.
To discover a sunken ship or objects deep inside the sea, ______ technology is used.
