Thanks for replying but the diagram is actually quite a rough one so it would be of little use, even if I could post it. The question is exactly as I stated in the OP, i.e.
"The two light waves below are shifted one quarter out of phase, draw the resultant wave if these are combined"...
Hi Guys,
I wonder if someone could help check something for me in order to make sure that I'm not making a stupid mistake with this problem as I've been marked wrong on an undergraduate paper, but I'm almost certain that I'm right. I don't quite have enough courage in my convictions to...