How many holes are there in a KALEIDOSCOPE:

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Solution

The correct option is A 1
Basically, Kaleidoscope consists of three long plane mirrors tilted at an angle $60^{\circ}$ which is fitted inside the tube. One end of the tube is closed by an opaque sheet and another sheet is covered with a transparent sheet. this transparent sheet is used to see objects inside this passes is also known as eye hole of Kaleidoscope.

Option A

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