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3 years ago

6

Can someone answer questions 2 - 7 for me please?

1 answer:

MrRissso [65]3 years ago

8 0

<span>Question No.2
</span>
speed= distance/ time

1200km/0.006s= 200 000 km/s

<span>Question 4
</span>
wavelength = wavespeed / frequency

wavespeed = 16/8 = 2

Question 5

(400/60s) = 6.6667 waves/ sec (Hz).
<span>Velocity = 0.008m/sec. </span>
<span>Wavelength = (v/f) = 0.008/6.6667 = 0.0012 metre (1.2mm).
</span>

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