Science, asked by sudhirkumary865, 3 months ago

पहा
4. निम्न में से किस माध्यम में प्रकाश की चाल अधिकतम है?
(A)- हवा
(B) जल
(C) शीशा
(D) हीरा

Answers

Answered by vinayyadav223vi

0

Answer:

vaccum

Explanation:

hope this helps you

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