Question

Q 1 Fill in the following .

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:

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

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

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