How to solve 3*10^8m/s 5400 10^-10 Plz solve it step by step - Physics - Reflection of Light

Question

How to solve 3*10^8m/s? 5400?10^-10
Plz solve it step by step

Shyama Charan Mandal · Accepted Answer

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How to solve 3*10^8m/s? 5400?10^-10 Plz solve it step by step