If the velocity of sound in air is 340 ms , a person singing a note of frequency 250 cps is producing sound waves with a wavelength of

Question

If the velocity of sound in air is 340 ms^-1 , a person singing a note of frequency 250 cps is producing sound waves with a wavelength of ……..

(a) 0.7

(b) 1.36 cm 

(c) 1.36 m 

(d) 85 km

Answer 1

Correct answer is (c) 1.36