UPSC Electrical Engineering Paper I 2021 (Main) - Question Paper

Central Government Jobs Engineer 2021

  • Year 2021
  • Conducted By UPSC
  • Questions 8
  • Maximum Marks 250
  • Duration Three Hours Maximum Marks: 250 प्रश्न-पत्र सम्बन्धी विशेष अनुदेश कृपया प्रश्नों के उत्तर देने से पूर्व निम्नलिखित प्रत्येक अनुदेश को ध्यानपूर्वक पढ़ें : इसमें आठ प्रश्न हैं जो दो खण्डों में विभाजित हैं तथा हिन्दी और अंग्रेज़ी दोनों में छपे हुए हैं । परीक्षार्थी को कुल पाँच प्रश्नों के उत्तर देने हैं । प्रश्न संख्या 1 और 5 अनिवार्य हैं तथा बाकी प्रश्नों में से प्रत्येक खण्ड से कम-से-कम
  • Languages Hindi & English

Exam Details

Detail Information
Examination ELECTRICAL ENGINEERING Paper-I
Year 2021
Conducting Body UPSC
Paper ELECTRICAL ENGINEERING Paper-I
Subject Electrical Engineering
Duration Three Hours Maximum Marks: 250 प्रश्न-पत्र सम्बन्धी विशेष अनुदेश कृपया प्रश्नों के उत्तर देने से पूर्व निम्नलिखित प्रत्येक अनुदेश को ध्यानपूर्वक पढ़ें : इसमें आठ प्रश्न हैं जो दो खण्डों में विभाजित हैं तथा हिन्दी और अंग्रेज़ी दोनों में छपे हुए हैं । परीक्षार्थी को कुल पाँच प्रश्नों के उत्तर देने हैं । प्रश्न संख्या 1 और 5 अनिवार्य हैं तथा बाकी प्रश्नों में से प्रत्येक खण्ड से कम-से-कम
Maximum Marks 250
Number of Questions 8
Question Type Mixed

This dataset covers UPSC Civil Services (Main) Examination 2021 Electrical Engineering Paper I. Page 1 provides bilingual exam instructions, time and scoring details; Page 2 includes Section A questions in y-parameters for a two-port network, including a problem to determine voltage across a 200-ohm load from given y-parameters. The material emphasizes standard exam conventions, compulsory questions, and problem-solving formats typical for electrical engineering candidates, focusing on two-port networks and load analysis. This previous year UPSC CS (Main) Exam question paper (2021) is useful for Engineer aspirants preparing for Central government recruitment. The paper was conducted by UPSC and reflects the official exam pattern, marking scheme and difficulty level seen in recent cycles. Use it for timed practice, topic-wise revision and understanding how questions are framed in the real examination. Download the free PDF on QuizCurrent to read instructions, attempt MCQs and compare your answers with the study notes provided on this page. Key syllabus areas include Electrical Engineering, Two-Port Networks, y-parameters, Circuit Theory, AC Analysis, Load Analysis, Impedance and Admittance, Network Theorems. Useful for ELECTRICAL ENGINEERING Paper-I preparation. Helps understand the latest exam pattern. Useful for practice and self-assessment.

Major Topics Covered

  • Electrical Engineering
  • Two-Port Networks
  • y-parameters
  • Circuit Theory
  • AC Analysis
  • Load Analysis
  • Impedance and Admittance
  • Network Theorems
  • S-parameters
  • Bilingual Exam Instructions
  • UPSC Main Exam
  • Question Paper Format
  • QCA Booklet
  • Standard Notations
  • Sectional Exam
  • Compulsory Questions
  • Data Assumption
  • Symbolic Notation
  • Figure 1(a)
  • Voltage Across Load

Why This Paper is Important

  • Useful for ELECTRICAL ENGINEERING Paper-I preparation
  • Helps understand the latest exam pattern
  • Useful for practice and self-assessment
  • Covers frequently asked General Studies topics
  • Helpful for analysing question trends

Related Resources

Instructions

  • पुस्तिका के मुख-पृष्ठ पर अंकित निर्दिष्ट स्थान पर किया जाना चाहिए ।
  • प्राधिकृत माध्यम के अतिरिक्त अन्य किसी माध्यम में लिखे गए उत्तर पर कोई अंक नहीं मिलेंगे ।
  • यदि आवश्यक हो, तो उपयुक्त आँकड़ों का चयन कीजिए, तथा उनको निर्दिष्ट कीजिए ।
  • जब तक उल्लिखित न हो, संकेत तथा शब्दावली प्रचलित मानक अर्थों में प्रयुक्त हैं ।
  • प्रश्नों के उत्तरों की गणना क्रमानुसार की जाएगी ।
  • यदि काटा नहीं हो, तो प्रश्न के उत्तर की गणना की जाएगी चाहे वह उत्तर अंशतः दिया गया हो ।
  • प्रश्न-सह-उत्तर (क्यू.सी.ए.) पुस्तिका में खाली छोड़ा हुआ पृष्ठ या उसके अंश को स्पष्ट रूप से काटा जाना चाहिए ।

  • There are EIGHT questions divided in TWO SECTIONS and printed both in HINDI and in ENGLISH.
  • Candidate has to attempt FIVE questions in all.
  • Questions no. 1 and 5 are compulsory and out of the remaining, any THREE are to be attempted choosing at least ONE question from each section.
  • The number of marks carried by a question / part is indicated against it.
  • Answers must be written in the medium authorized in the Admission Certificate which must be stated clearly on the cover of this Question-cum-Answer (QCA) Booklet in the space provided.
  • No marks will be given for answers written in a medium other than the authorized one.
  • Assume suitable data, if considered necessary and indicate the same clearly.
  • Unless otherwise mentioned, symbols and notations carry their usual standard meanings.
  • Attempts of questions shall be counted in sequential order.
  • Unless struck off, attempt of a question shall be counted even if attempted partly.
  • Any page or portion of the page left blank in the Question-cum-Answer (QCA) Booklet must be clearly struck off.

Questions (page 2)

Q1. Q1. (a) चित्र 1(a) में प्रदर्शित द्वि-प्रद्वार जालक्रम के, y11 = 3.3 × 10^-3 S, y22 = 5 × 10^-3 S और y12 = y21 = 0 के रूप में लक्षण बताए गए हैं । 200 Ω भार के आर-पार वोल्टता का मान ज्ञात कीजिए ।

() Q1. (a) चित्र 1(a) में प्रदर्शित द्वि-प्रद्वार जालक्रम के, y11 = 3.3 × 10^-3 S, y22 = 5 × 10^-3 S तथा y12 = y21 = 0 के रूप में लक्षण बताए गए हैं । 200 Ω भार के आर-पार वोल्टता का मान ज्ञात कीजिए ।

() Q1. (a) In Figure 1(a) shown below, the two-port network is characterized in terms of y-parameters with y11 = 3.3 × 10^-3 S, y22 = 5 × 10^-3 S and y12 = y21 = 0. Find the voltage across 200 Ω load.

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Frequently asked questions

Where can I download the ELECTRICAL ENGINEERING Paper-I question paper PDF?

Use the Download PDF button on this page to save the official ELECTRICAL ENGINEERING Paper-I (2021) ELECTRICAL ENGINEERING Paper-I paper hosted on QuizCurrent.

Who conducts the ELECTRICAL ENGINEERING Paper-I?

The ELECTRICAL ENGINEERING Paper-I is conducted by UPSC. This portal reproduces the scanned question paper for practice and revision.

Does this page include exam instructions and questions?

Yes. Page 1 instructions and page 2 questions are extracted from the official PDF OCR so you can read them without downloading.

How many questions are on this paper?

The paper lists 8 questions as per the official booklet.

Which exam is this question paper for?

This is a previous year question paper for UPSC CS (Main) Exam (2021).

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