Physics
In a kaleidoscope, three plane mirrors are inclined with each other at an angle of :
- 0°
- 30°
- 60°
- 90°
Related Questions
A thick plane mirror, silvered at its back, forms multiple number of images. Out of these, the brightest image is :
- first image
- second image
- third image
- All are of equal brightness
How many plane mirrors are used in a periscope and kaleidoscope ?
- 2 and 3 respectively
- 3 each
- 3 and 2 respectively
- 2 and 4 respectively
In a periscope, two plane mirrors are inclined at an angle of …………… with the vertical walls.
- 0°
- 30°
- 45°
- 60°
What is the most common use of a plane mirror ?