Tagged: Light waves

Light interference 0

Properties of light interference and light diffraction

Light waves properties Light waves propagate in straight lines in the homogeneous medium , They reflect when they fall on a reflecting surface , They refract when they travel between two transparent media different...

Periscope of submarine 13

The importance, structure and uses of periscope

The periscope is an instrument for observation over, around or through the object, obstacle or condition that prevents direct line-of-sight observation from the observer’s current position, The periscope is used to monitor the dangerous...