For seeing objects at the surface of water from a submarine under water, the instrument used is ________...? Mcqs

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For seeing objects at the surface of water from a submarine under water, the instrument used is ________...?

(A) Periscope

(B) Telescope

(C) Kaleidoscope

(D) Spectroscope

✅ Correct Answer: Periscope

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Source: This question is taken from the Everyday Science

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