Atransverse wave on a rope is given by y(x, t)= (0.750cm)cos(π[(0.400cm−1)x+(250s−1 )t]). find the period

c because the news are a source of information of things that happen on the daily and shows evidence about that particular topic

the tires are rotating at 0.434 rpmlinear speed=45 m/sdiameter=0.550 mradius=0.275 mnow v= rωω= v/rω=45/0.275ω=163.6 rad/sω=163.6 rad/s (1rev/2π rad) (60s/1m)ω=1563 rpm