what is periscope and write it's uses ? plzz answer me fast
Answers
Answered by
2
Explanation:
The periscope is an instrument for observation over, around or through the object, obstacle or condition that prevents direct line-of-sight observation from the observer's current position, The periscope is used to monitor the dangerous chemical reactions in the laboratory and they are used in observing the nuclear ...
Answered by
0
Answer:
used for lences and mirrors
Similar questions