The y-component of the electric field of an electromagnetic wave traveling in the +x direction through vacuum obeys the equation ey = (375 n/c) cos[kx - (2. 20 × 1014 rad/s)t]. (c = 3. 0 × 108 m/s).

Given: m∠apc = 27°, m dc = 27° find: m ab

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.

Which source would provide the most bias-free information about smoking and increased health risks? a) a website created by heart disease patients b) a research study conducted by the mayo clinic eliminate c) a public service message sponsored by tobacco companies d) an online question forum conducted by attorneys for cardiac specialists