alleryআংশিকভাৱে পানীত থকা এটা পোন খেৰ পৃষ্ঠত বেঁকা যেন লাগে। কোনটো ব্যাখ্যা শুদ্ধ?
Aখেৰৰ চাৰিওফালে বিবৰ্তন
Bপানী–বায়ুৰ সীমাত বিবৰ্তন
Cপানী–বায়ুৰ সীমাত প্ৰতিফলন
Dবিভিন্ন ৰঙত বিক্ষিপ্ত হোৱা
Answer & Solution
Correct answer: B. পানী–বায়ুৰ সীমাত বিবৰ্তন
ডুব যোৱা অংশটো স্থানান্তৰিত যেন লাগে কাৰণ পোহৰ পানীৰ পৰা বায়ুলৈ যোৱাৰ লগে লগে বিভ্ৰান্ত হয়।
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