অবলোহিত রশ্মির দৈর্ঘ্য কত?

A 10-4-10-2 m

B 10-6-10-3 m

C 10-2-10-3 m

D কোনটিই নয়

Solution

Correct Answer: Option D

Practice More Questions on Our App!

Download our app for free and access thousands of MCQ questions with detailed solutions