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#58852 Bangla Language & Literature General Level 0

একটি silicon NPN transistor কে ON করার জন্য Base এ কত voltage প্রয়োজন?

  1. A +0.3v
  2. B +0.7v
  3. C -0.3v
  4. D -0.7v
Answer: B - +0.7v

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