A spherical mirror is that mirror whose reflecting surface is the part of a hollow sphere of glass. Spherical mirrors are of two types: concave mirror and convex mirror. In a concave mirror reflection ...

when an object of size 1cm is placed at a distance of 15cm from a concave mirror of focal length 10cm? An object 2cm high is placed at a distance of 16cm from a concave mirror which produces a real ...

For Adolf Luther reality is not the observable world of phenomena that stands in the tradition of a mimetic art; rather, his reality is to be found under, or rather beyond, the immediately observable ...