Question

look at the picture and give a detailed answer

Answer 1

Answer:

I think it's story based question

Answer 2

Answer:

a) f=1/t

f =1/2

b) wavelength= speed*frequency

speed=distance/time

s=3m/2sec

s=3/2

wavelength=(3/2) x (1/2)

wavelength=3/4

C) speed we already find out.

HOPE THIS WILL HELP U....