The velocity of sound in air is 330 ms-1 To increase the apparent frequency of the sound by 50%, - Physics - Electromagnetic Waves

Question

T h e   v e l o c i t y   o f   s o u n d   i n
  a i r   i s   330   m s - 1   T o  
i n c r e a s e   t h e   a p p a r e n t   f r e q
u e n c y   o f   t h e   s o u n d   b y
  50 % ,   t h e   s o u r c e   s h o u l d
  m o v e   t o a r d s   t h e   s t a t i o n
a r y   o b s e r v e r   w i t h   a   v e l o
c i t y   e q u a l   t o ( a )   330    
m s - 1 ( b )   220     m s - 1 ( c )   165
    m s - 1 ( d )   110     m s - 1

Sanjay Singh · Accepted Answer

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