एक op-amp में, इनपुट प्रतिबाधा _______ है और आउटपुट प्रतिबाधा _______ है।

This question was previously asked in
RRB ALP Electronics Mechanic 21 Jan 2019 Official Paper (Shift 3)
View all RRB ALP Papers >
  1. उच्च; उच्च
  2. निम्न; निम्न
  3. निम्न; उच्च
  4. उच्च; निम्न

Answer (Detailed Solution Below)

Option 4 : उच्च; निम्न
Free
General Science for All Railway Exams Mock Test
2.1 Lakh Users
20 Questions 20 Marks 15 Mins

Detailed Solution

Download Solution PDF

प्रचालनात्मक प्रवर्धक ​(OP-AMP)

F4 Vinanti Engineering 06.02.23 D2

एक प्रचालनात्मक प्रवर्धक (op-amp) एक एकीकृत परिपथ(IC) है जो दो इनपुट के बीच वोल्टेज के अंतर को बढ़ाता है।

इसके दो टर्मिनल होते हैं, अर्थात् इन्वर्टिंग और नाॅन इन्वर्टिंग

 OP-AMP का आउटपुट है:

\(V_{OUT}=A_V({V_{NI}-V_I})\)

OP-AMP के गुण

  • उच्च इनपुट प्रतिबाधा
  • निम्न आउटपुट प्रतिबाधा
  • उच्च CMRR
  • उच्च लब्धि
  • हाई स्ल्यू रेट
  • कम इनपुट ऑफसेट वोल्टेज
  • उच्च बैंडविड्थ
Latest RRB ALP Updates

Last updated on Jun 11, 2025

-> The RRB NTPC Admit Card 2025 has been released on 1st June 2025 on the official website.

-> The UPSC Prelims Result 2025 and UPSC IFS Result 2025 has been released @upsc.gov.in

-> Railway Recruitment Board activated the RRB ALP application form 2025 correction link, candidates can make the correction in the application form till 31st May 2025. 

-> The Railway Recruitment Board (RRB) has released the official RRB ALP Notification 2025 to fill 9,970 Assistant Loco Pilot posts.

-> The Railway Recruitment Board (RRB) has released the official RRB ALP Notification 2025 to fill 9,970 Assistant Loco Pilot posts.

-> The official RRB ALP Recruitment 2025 provides an overview of the vacancy, exam date, selection process, eligibility criteria and many more.

->The candidates must have passed 10th with ITI or Diploma to be eligible for this post. 

->The RRB Assistant Loco Pilot selection process comprises CBT I, CBT II, Computer Based Aptitude Test (CBAT), Document Verification, and Medical Examination.

-> This year, lakhs of aspiring candidates will take part in the recruitment process for this opportunity in Indian Railways. 

-> Serious aspirants should prepare for the exam with RRB ALP Previous Year Papers.

-> Attempt RRB ALP GK & Reasoning Free Mock Tests and RRB ALP Current Affairs Free Mock Tests here

More Operational Amplifiers Questions

More Electronic Devices and Circuits Questions

Get Free Access Now
Hot Links: teen patti circle teen patti master apk teen patti gold online teen patti glory