The answer would be 5.6x10^5
C. <span>People need time to shift between two different stimuli.</span>
Velocity=frequency/wavelength
frequency=velocity*<span>wavelength
</span>f=341*0.8
f=272.8 Hz
Answer:
Ratio = 1:1
Explanation:
= initial momentum of the system
= final momentum of the system
For the momentum to be conserved , final total momentum must be equal to initial total momentum, so we have

Dividing both side by
, we get

hence
Ratio = 1