Question

The velocity of sound is 330 ms-1. To hear
a sound with 50% higher frequency, a listener
should move towards the stationary source
with a velocity equal to
(a) 330 ms-1
(c) 165 ms-1
(d) 110 ms -1
(b) 220 ms-1
​

Answer 1

Answer:

please mark this as a brainlest answer

Answer 2

Answer:

It can be more or lesser than the actual frequency which depends on the relative motion. So, to increase the apparent frequency by 50% the velocity of source should be 110m/s. A is the correct option. 3.