The frequency of sinusoidal wave, 0.40 cos (2000 t + 0.80) would be 0.40 cos (2000 t + 0.80) would be The frequency of sinusoidal wave August 25, 2020 Category: Chapter 16 - Waves , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,