History, asked by hhaaahdhxray, 6 hours ago

(iii) পােহৰৰ প্ৰতিসৰণৰ নিয়ম দুটা লিখা।

Answers

Answered by spbankingandsscserie

3

Answer:

ঘটনা রশ্মি রিফ্র্যাক্টেড রশ্মি, এবং ঘটনা ঘটার সময়ে দুটি মিডিয়ার ইন্টারফেসে স্বাভাবিক সব একই বিমানে থাকে।

আক্রমণের কোণের সাইন এবং আঙ্গের সাইন এর অনুপাত

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