I'm new to the forum so I apologize. However, there is no need to be quite that rude to me.
I am not being lazy, I'm being ignorant :)
Have a nice day now
Sorry, I just realized that they would give the same result :P
But why is the dot product written instead of trig? Is it because it's easier to write out in an equation?
I'm currently writing my EP on various physical equations including Maxwell's equations, and I had to justify using the dot product of the normal unit vector and the electric field in the integral version. However, I can't think of a reason for not using trigonometry as opposed to the...
I joined Physics Forums today, in the hope of learning more about maths and physics, and in the words of my physics teacher: "becoming a better person"!