Question

Write the principle, construction, working and uses of a kaleidoscope.

Answer 1

Answer:

A kaleidoscope is composed of a hollow tube. Three mirrors are placed in the form of a

triangular tube and their reflecting surfaces face each other. One end of the tube is covered with a transparent

sheet and another end is covered with an opaque sheet. There is an eyehole in the opaque sheet.

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Answer 2

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• Principle: It is a device that works on the principle of multiple reflection.

• Uses: Designers of wallpapers and fabrics and artists use this device to get ideas for new  patterns.