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JAMB - Physics (1987 - No. 21)
A wave has a frequency of 2Hz and a wavelength of 30cm. The velocity of the wave is
60.0ms
-1
6.0ms
-1
1.5ms
-1
0.6ms
-1
Forklaring
V = F\(\lambda\)
= 2 x 0.3
= 0.6ms
-1
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