Question

If y = a sin(wt-kx), where a is the amplitude, y is the displacement, w is the angular velocity, t is the time and x is the distance, then k has the dimensions of 'per unit length'. State true or false.

Answer 1

the above statement is true
dimensi k adalah persatuan panjang, or k= meter⁻¹ ,in dimension is [L]⁻¹.