Light on a plane

Geometry Level pending

Q. A uniform point-source is located at a point (0,0,-a) in the space. If the luminous flux, intercepted by a plane bounded by the straight lines x=±∞ & y=±6 [∀ |a|>0], is 1⁄3 of the total flux emitted by the source then the value of a is equal to

×

Problem Loading...

Note Loading...

Set Loading...