পরিবাহি ও অপরিবাহী পদার্থ
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mrs chopra bought a saree for 4000 including sales tax. if the price of the saree is ₹3850 before sales tax, find the rate of sales tax chargedmrs chopra bought a saree for 4000 including sales tax. if the price of the saree is ₹3850 before sales tax, find the rate of sales tax chargedmrs chopra bought a saree for 4000 including sales tax. if the price of the saree is ₹3850 before sales tax, find the rate of sales tax chargedmrs chopra bought a saree for 4000 including sales tax. if the price of the saree is ₹3850 before sales tax, find the rate of sales tax chargedmrs chopra bought a saree for 4000 including sales tax. if the price of the saree is ₹3850 before sales tax, find the rate of sales tax chargedmrs chopra bought a saree for 4000 including sales tax. if the price of the saree is ₹3850 before sales tax, find the rate of sales tax charged
Answer: ক) বিদ্যুৎ পরিবাহী ও অপরিবাহী পদার্থের নাম লিখ:
উত্তর:
১. বিদ্যুৎ পরিবাহী পদার্থের নাম : অ্যালুমিনিয়াম, সোনা, তামা।
২. বিদ্যুৎ অপরিবাহী পদার্থের নাম : হাইড্রোজেন, নাইট্রোজেন, অক্সিজেন।