Tag: kaleidoscope

Questions Related to kaleidoscope

Multiple choice evs magic with mirrors kaleidoscope uses of plane mirror reflected light can be reflected again

Shall a kaleidoscope work in a dark room?

  1. Yes

  2. No

  3. Sometimes

  4. Can't say

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A kaleidoscope works on the principle of multiple reflections. In order to make the reflections occur, light enters a kaleidoscope through a hole. In a dark room, no light is present. So, no light will enter the kaleidoscope and no reflections will be seen. So, a kaleidoscope will not work in a dark room.

Multiple choice evs magic with mirrors kaleidoscope uses of plane mirror reflected light can be reflected again

If the tube of a kaleidoscope is filled with thick black smoke, the pattern:

  1. will change and will not be observable

  2. will not change and will not be observable

  3. will not change and will be observable

  4. will change and will be observable

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The pattern depends upon the positioning of the object and the mirrors. So, the pattern will not change. But, as the tube is filled with thick black smoke, no light will come out to the eye piece. So, the pattern will not be observable.