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#2729 Bangla Language & Literature General Level 17091

<p>16cm ফোকাস দূরত্ব বিশিষ্ট উত্তল লেন্স থেকে কত দূরে বস্তু স্থাপন করলে বাস্তব বিম্বের আকার বস্তুর আকারের দ্বিগুণ হবে?</p>

  1. A <p>16 cm</p>
  2. B <p>24 cm</p>
  3. C <p>32 cm</p>
  4. D <p>8 cm</p>
Answer: B - <p>24 cm</p>

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