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Question
কোনটি বেশি স্থিতিস্থাপক ?
ইস্পাত
রাবার
কাচঁ
পানি
ANSWER : 1
Descrption
<p class = "MsoNormal"><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ইস্পাত</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">লোহা</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ও</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কার্বনের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">একটি</span><span style = "font - size: 12.0pt; line - height: 115%;"> <a title = "সংকর ধাতু" href = "https://bn.wikipedia.org/wiki/%E0%A6%B8%E0%A6%82%E0%A6%95%E0%A6%B0_%E0%A6%A7%E0%A6%BE%E0%A6%A4%E0%A7%81"><span style = "font - family: 'Vrinda', 'sans - serif'; color: windowtext;">সংকর</span><span style = "color: windowtext;"> </span><span style = "font - family: 'Vrinda', 'sans - serif'; color: windowtext;">ধাতু</span></a> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">যাতে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">মান</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ভেদে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">মোট</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ওজনের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">০</span><span style = "font - size: 12.0pt; line - height: 115%;"> .</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">২</span><span style = "font - size: 12.0pt; line - height: 115%;">% </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">থেকে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">২</span><span style = "font - size: 12.0pt; line - height: 115%;">.</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">১</span><span style = "font - size: 12.0pt; line - height: 115%;">% </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কার্বন</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">থাকে। </span><span style = "font - size: 12.0pt; line - height: 115%;"> <a title = "ম্যাংগানিজ (পাতার অস্তিত্ব নেই)" href = "https://bn.wikipedia.org/w/index.php?title = %E0%A6%AE%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%82%E0%A6%97%E0%A6%BE%E0%A6%A8%E0%A6%BF%E0%A6%9C&action = edit&redlink = 1"><span style = "font - family: 'Vrinda', 'sans - serif'; color: windowtext;">ম্যাংগানিজ</span></a>, <a title = "ক্রোমিয়াম" href = "https://bn.wikipedia.org/wiki/%E0%A6%95%E0%A7%8D%E0%A6%B0%E0%A7%8B%E0%A6%AE%E0%A6%BF%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%AE"><span style = "font - family: 'Vrinda', 'sans - serif'; color: windowtext;">ক্রোমিয়াম</span></a>, <a title = "ভ্যানাডিয়াম" href = "https://bn.wikipedia.org/wiki/%E0%A6%AD%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%A8%E0%A6%BE%E0%A6%A1%E0%A6%BF%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%AE"><span style = "font - family: 'Vrinda', 'sans - serif'; color: windowtext;">ভ্যানাডিয়াম</span></a> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">এবং</span><span style = "font - size: 12.0pt; line - height: 115%;"> <a title = "ট্যাংস্টেন (পাতার অস্তিত্ব নেই)" href = "https://bn.wikipedia.org/w/index.php?title = %E0%A6%9F%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%82%E0%A6%B8%E0%A7%8D%E0%A6%9F%E0%A7%87%E0%A6%A8&action = edit&redlink = 1"><span style = "font - family: 'Vrinda', 'sans - serif'; color: windowtext;">ট্যাংস্টেন</span></a> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">লোহার</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">সাথে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">মিশিয়ে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ইস্পাত</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">তৈরী</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">যায়। </span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">তবে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কার্বনই</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">সবচেয়ে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">সাশ্রয়ী</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">উপাদান</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Mangal', 'serif';">। </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ইস্পাত</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">লোহার</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">তুলনায়</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">দৃঢ়তর। </span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">লোহার</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">সঙ্গে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বিভিন্ন</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ধাতু</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">মিশ্রণ</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">করা</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">হলে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">লোহার</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">দৃঢ়তা</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বৃদ্ধিপ্রাপ্ত</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">হয়। </span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">নিম্ন</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">গলনাংক</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ও</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ঢালাই</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">যোগ্যতার</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">জন্য</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">উচ্চ</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কার্বনযুক্ত</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">সংকর</span><span style = "font - size: 12.0pt; line - height: 115%;"> <a title = "ঢালাই লোহা (পাতার অস্তিত্ব নেই)" href = "https://bn.wikipedia.org/w/index.php?title = %E0%A6%A2%E0%A6%BE%E0%A6%B2%E0%A6%BE%E0%A6%87_%E0%A6%B2%E0%A7%8B%E0%A6%B9%E0%A6%BE&action = edit&redlink = 1"><span style = "font - family: 'Vrinda', 'sans - serif'; color: windowtext;">ঢালাই</span><span style = "color: windowtext;"> </span><span style = "font - family: 'Vrinda', 'sans - serif'; color: windowtext;">লোহা</span></a> (</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ইং</span><span style = "font - size: 12.0pt; line - height: 115%;">: </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কাস্ট</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">আয়রন</span><span style = "font - size: 12.0pt; line - height: 115%;">) </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">নামে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">পরিচিত</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Mangal', 'serif';">। </span></p>
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