JAMB - Physics (2010 - No. 18)
The wavelength of a wave traveling with a velocity of 420 ms-1 is 42 m. what is its period?
1.2 s
1.0 s
0.5 s
0.1 s
Explanation
V = fλ
f = (v)/λ = (420)/42 = 10 HZ
Period, T = (1)/F = (1)/10 = 0.1 secs
f = (v)/λ = (420)/42 = 10 HZ
Period, T = (1)/F = (1)/10 = 0.1 secs
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