రెండు ధర్పనాలను 72 డిగ్రీ ల – McqOptions

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1.	రెండు ధర్పనాలను 72 డిగ్రీ ల కోణం లో అమర్చితే ఏర్పడే ప్రతిబింబాల సంక్య ఎంత ?
A.	5
B.	6
C.	7
D.	4
Answer» B. 6

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