Recent content by phanidee

i remember in my childhood physics classes, when waves are generated at two opposite ends of a water beaker, we can observe the points at which something happens( i don't know what exactly those points are called ? ). good example for this is http://www.kleinbottle.com/SpoutingBowls.htm"...

Iam very new to this forum. I just had this doubt for the last week. pardon me if this is a silly one. the doubt is : what happens when two light beams traveling in perpendicular directions collide ? collide in the sense i mean what happens at their intersection point ? what i have...