Question

Q. 1. Fill in the Blanks.

a.The -------- of sound waves is indicated by the Greek letter lambda (ℷ), while its --------- is indicated by nu (u).

b. The time taken for ------ ----- of pressure or density at a point in the medium is called the time period and is indicated by --------- .

c. The value of frequency determines the --------- (high or low) of the sound while the value of the ---------- determines its strength or loudness.​

Answer 1

Explanation:

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