Question

What is a Periscope how many Mirrors are there in a periscope

Answer 1

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⭐ PERISCOPE - It is a device which works on the principle of reflection of light and is used for seeing objects which are not in direct line of sight.

⭐ MIRRORS - It has two mirrors fitted at its two ends. The two mirrors are plane mirrors which are fitted in such a way that their reflecting surfaces face each other.

⭐ It helps us to see the objects on the ither side of a high wall which can't be seen by us directly. It is also used to detect submarines.

✨✨✨✨ ALWAYS BE BRAINLY ✨✨✨✨

Answer 2

❤ HERE IS YOUR ANSWER ❤

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⛔ PERISCOPE - It is a device which works on the principle of reflection of light and is used for seeing objects which are not in direct line of sight. 
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⛔ MIRRORS - It has two mirrors fitted at its two ends. The two mirrors are plane mirrors which are fitted in such a way that their reflecting surfaces face each other.

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⛔ It helps us to see the objects on the ither side of a high wall which can't be seen by us directly. It is also used to detect submarines. 

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