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#10231 Bangla Language & Literature General Level 0

যদি তড়িৎ ক্ষেত্রের প্রবাল্য + X অক্ষ বরাবর ক্রিয়া করে এবং এর মান E=cx2 হয়, যেখানে c = ধ্রুবক , তবে তড়িৎ বিভব V =

  1. A - 2cx
  2. B -cx3/3
  3. C 2cx
  4. D cx3/3
Answer: B - -cx3/3

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