Optics Answers

Walter Light Wave and Percy Photon decide to have a race. Walter runs the entire race in air while Percy slogs his way through crown glass. If Walter beats Percy by 1.34E-6 s, how long was the race?

WHICH EXPERIMENT CONFIRMS THE ELECTROMAGNETIC NATURE OF LIGHT?
GIVE SOME DETAILED DESCRIPTION OF IT.

when a lighted candle is placed infront of a thick plane glass mirror, several images can be seen, but the second image is the brightest why?

a concave mirror produces a three times magnified real image of an object placed at 10cm in front of it.where is the image located?

a limited region taken on a wavefront which is far away from the source as?

a diverging lens with a focal length -42.0cm forms a virtual image 6.0mm tall, 16cm to the right of the lens. find [a] the position and size of object [b] is the image erect or inverted [c] are the object and the image on same side or on opposite sides of the lens?

why we get many color when light passes through prism?

an interference pattern is produced whenever there is
A. reflection
B.refraction
C.diffraction
D.polarization

What is the magnifying power of convex lens of power 40 diopter when used as a magnifying glass?

a narrow beam of monocromatic lit is incident normally on a diffraction grating third order diffracted beam are formed at an angle of 45 to the original direction.what is the highest order of diffracted beam produced by this grating?