1. A wave has the equation y = 4 sin (3p t - 6p x) (SI units)

(b) What is the: amplitude, period, wavelength, wave vector, frequency, angular frequency (all with units)?

Compare with the standard form
y = A sin (w t - kx)
where
w = 2p f = 2p /T
and
k = 2p /l

answer