NIELIT O Level Exam

The inner core of an optical fiber is ______ in composition.

The inner core of an optical fiber is ______ in composition.

एक ऑप्टिकल फाइबर का इनर कोर कम्पोज़िशन में _________ होता है।

A. Glass or Plastic गिलास और प्लास्टिक

B. Bimetallic बाइमेटैलिक(द्विधात्वीय)

C. Copper कॉपर

D. Liquid लिक्विड




Correct Answer is :

A. Glass or Plastic



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