U did it the way i asked. nice lol. its plasma btw
the answer to your question is 10.5 kJ
Answer:
length = 1.24m
Explanation:
velocity = frequency x wavelength
wavelength = velocity/frequency
w = 343/69 =4.97m
length = wavelength/4
length =4.97/4 =1.24m
Medium (material stuff to travel through)
medium (material stuff to travel through)