The apparatus used in submarines to give clear view of the objects on the surface of the ocean or ground is known as________. - Study24x7
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12 Mar 2019 10:08 AM study24x7 study24x7

The apparatus used in submarines to give clear view of the objects on the surface of the ocean or ground is known as________.

A

Periscope

B

sectant

C

stereoscope

D

telescope

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