WAEC - Physics (2019 - No. 19)

A transverse pulse of frequency 9 Hz traves 4.5m in 0.6 s. Calculate the wavelength of the pulse.

3.33 m

0.30 m

0.83 m

1.20 m

Wavelength (\(\alpha\)) = \(\frac{Velocity (V)}{Frequency (f)}\)

Velocity = \(\frac{Distance}{Time}\) = \(\frac{4.5}{0.6}\)

= \(\frac{7.5}{9.0}\)

= 0.83m