Question

MATCH THE FOLLOWING
A B
a. audible sound 1.unpleasant sound
b. ultra sonic sound 2. pleasant sound
c.percussion instrument 3.drum,tabla
d. music 4. 20Hz to 20KHz
e.noise 5.bat,dog,whistle​

Answer 1

• Audible sound _ 20Hz to 20 KHz
• ultra sonic sound_ bat,dog,whistle
• percussion instrument _ drum,tabla
• music _ pleasant sound
• noise _ unpleasant sound

Answer 2

Answer:

ans is a match to no.2, b is match to no.1, c is match to no.4, d is match to no.3, and e is match to no.5

Explanation:

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