NEET Physics Waves Questions Solved


A source of sound and listener are approaching each other with a speed of 40 m/s. The apparent frequency of note produced by the source is 400 cps. Then, its true frequency (in cps) is (velocity of sound in air = 360 m/s

(1) 420

(2) 360

(3) 400

(4) 320

Explanation is a part of a Paid Course. To view Explanation Please buy the course.

Difficulty Level: