একটি ইতিবাচক প্রতিক্রিয়া বর্তনী সহ একটি পরিবর্ধক-এ, লাভ _______ হয়।

This question was previously asked in
RRB ALP Electronics Mechanic 21 Jan 2019 Official Paper (Shift 3)
View all RRB ALP Papers >
  1. হ্রাস পায়
  2. একই থাকে
  3. বৃদ্ধি পায়
  4. প্রথমে বৃদ্ধি পায় তারপরে হ্রাস পায়

Answer (Detailed Solution Below)

Option 3 : বৃদ্ধি পায়
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General Science for All Railway Exams Mock Test
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Detailed Solution

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পরিবর্ধকের উপর ইতিবাচক প্রতিক্রিয়ার প্রভাব

পরিবর্ধক লাভ-কে প্রকাশ করা হয়েছে নিম্নরূপে:

ইতিবাচক প্রতিক্রিয়া পরিবর্ধক লাভের পরিমাণকে বৃদ্ধি করে

এটি আউটপুটে বিকৃতির বৃদ্ধি ঘটায়।

এটি ব্যান্ডউইথ হ্রাস করে এবং শব্দের বৃদ্ধি ঘটায়।

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