সিলিকন ট্রানজিস্টরের ক্ষেত্রে বেস ইমিটারের কাটঅফ অঞ্চলের ভোল্টেজ হল ____।

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RRB ALP CBT 2 Electronic Mechanic Previous Paper: Held on 23 Jan 2019 Shift 1
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  1. 0.5
  2. 0.3
  3. 0.4
  4. > 0.7

Answer (Detailed Solution Below)

Option 4 : > 0.7
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সাধারণ বেস-ইমিটার ভোল্টেজ, NPN এবং PNP ট্রানজিস্টর উভয়ের জন্য V BE নিম্নরূপ:

  • যদি ট্রানজিস্টর একটি সিলিকন উপাদান দিয়ে তৈরি হয়, তাহলে বেস-ইমিটার ভোল্টেজ V BE কাটঅফ অঞ্চলের ভোল্টেজ হবে 0.7 V।
  • ট্রানজিস্টর যদি জার্মেনিয়াম উপাদান দিয়ে তৈরি হয়, তাহলে বেস-ইমিটার ভোল্টেজ V BE কাটঅফ অঞ্চলের ভোল্টেজ হবে 0.3 V 

F2 Neha Madhu 29.10.20 D2

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