SONAR is used to produce pure sound in laboratory.

True

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False

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Solution

The correct option is B False
SONAR stands for Sound Navigation and Ranging.
It is used to determine the depth, direction and distance of objects by using ultrasonic waves.
The instrument used to produce pure sound in laboratory is called a U-Fork or tuning fork.
Hence, the given statement is false.

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Similar questions

Three different vibrating objects produce three types of sounds X, Y and Z. Sounds X and Y cannot be heard by a man having normal range of hearing but sound Z can be heard easily. The sound X is used in hospitals to break kidney stones of a patient into fine grains which then get flushed out with urine. The sound Y is similar to that which is produced during an earthquake before the main shock wave is generated.

(a) What type of sounds are (i) X (ii) Y, are (iii) Z ?

(b) Name one device which can produce sound like X.

(d) Name one device in our homes which can produce sound like Z.

(e) What is the frequency range of sounds like Z ?

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Q. Three different vibrating objects produce three types of sounds X, Y and Z.
Sounds X and Y cannot be heard by a man having normal range of hearing but sound Z can be heard easily.
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Name one device in a science laboratory which can produce sound like Y.

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SONAR is used to produce pure sound in laboratory.

The correct option is B FalseSONAR stands for Sound Navigation and Ranging.It is used to determine the depth, direction and distance of objects by using ultrasonic waves.The instrument used to produce pure sound in laboratory is called a U-Fork or tuning fork.Hence, the given statement is false.