कोणते उपकरण NPN आणि PNP प्रेषरोधक जोडलेले पाया-ते-पाया आणि उत्सर्जक-ते -संग्रहकासारखे कार्य करते?

This question was previously asked in
RRB ALP Instrument Mechanic 23 Jan 2019 Official Paper (Shift 1)
View all RRB ALP Papers >
  1. TRIAC
  2. DIAC
  3. SCR
  4. UJT

Answer (Detailed Solution Below)

Option 3 : SCR
Free
General Science for All Railway Exams Mock Test
2.2 Lakh Users
20 Questions 20 Marks 15 Mins

Detailed Solution

Download Solution PDF

योग्य पर्याय 3 आहे

संकल्पना:

  • एक SCR - सिलिकॉन-नियंत्रित दिष्टकारी हे 4-स्तरीय घन-अवस्था विद्युतप्रवाह नियंत्रक उपकरण आहे.
  • यात तीन P-N जंक्शन आणि तीन टर्मिनल असलेली PNPN किंवा NPNP रचना आहे.
  •  SCR चे ऑपरेशन PNPआणि NPN प्रेषरोधक पाया ते संग्रहक आणि उत्सर्जक ते पाया जोडलेले आहे.
Latest RRB ALP Updates

Last updated on Jul 16, 2025

-> The Railway Recruitment Board has scheduled the RRB ALP Computer-based exam for 15th July 2025. Candidates can check out the Exam schedule PDF in the article.

-> RRB has also postponed the examination of the RRB ALP CBAT Exam of Ranchi (Venue Code 33998 – iCube Digital Zone, Ranchi) due to some technical issues.

-> There are total number of 45449 Applications received for RRB Ranchi against CEN No. 01/2024 (ALP).

-> 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

Get Free Access Now
Hot Links: teen patti dhani teen patti stars teen patti master downloadable content