UPSC Civil Services Physics Paper I 2023 Question Paper PDF

Central Government Jobs Administrative / Civil Services 2023

  • Year 2023
  • Conducted By UPSC
  • Questions 8
  • Maximum Marks 250
  • Duration Three Hours
  • Languages Hindi & English

Exam Details

Detail Information
Examination Civil Services (Main) Examination
Year 2023
Conducting Body UPSC
Paper Physics Paper - I
Subject Physics
Duration Three Hours
Maximum Marks 250
Number of Questions 8
Question Type Mixed

This is the Physics Paper I for the UPSC Civil Services (Main) Examination held in 2023. The paper is designed to test candidates' in-depth knowledge of Physics, with a total of 8 questions divided into two sections. Candidates are required to answer five questions in total, with questions 1 and 5 being compulsory. The exam duration is three hours, and the maximum marks are 250. This paper is crucial for aspirants aiming for administrative roles through the Civil Services Exam, providing a clear understanding of the expected syllabus and question complexity.

Major Topics Covered

  • Physics
  • Classical Mechanics
  • Electromagnetism
  • Thermodynamics
  • Gravitation
  • Quantum Mechanics

Why This Paper is Important

  • Useful for CIVIL SERVICES (MAIN) EXAMINATION 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

  • UPSC Civil Services Main 2023 General Studies Paper I
  • UPSC Civil Services Main 2023 Physics Paper II
  • UPSC Civil Services Main 2022 Physics Paper I
  • UPSC Civil Services Main 2023 Physics Paper I Answer Key
  • UPSC CSE 2023 Physics Paper 1 Solutions
  • UPSC Civil Services Main Physics Syllabus
  • UPSC CSE Main Exam Syllabus
  • UPSC Civil Services Main Exam Pattern

Instructions

  • पुस्तिका के मुख-पृष्ठ पर 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 करें तथा उनको निर्दिष्ट करें ।
  • 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 पुस्तिका (क्यू.सी.ए.) 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 and otherwise indicated, 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)

Section A

Q1.

(a) एक बल \overrightarrowF = x2y\hatx + zy2\haty + xz2\hatz से दिया गया है । ज्ञात कीजिए कि बल संरक्षी है या नहीं ।
A force \overrightarrowF is given by \overrightarrowF = x2y\hatx + zy2\haty + xz2\hatz. Determine whether or not the force is conservative.

(b) पृथ्वी की गुरुत्वीय नैज-ऊर्जा की गणना कीजिए ।
दिया गया है :
पृथ्वी का द्रव्यमान Me = 6 × 1024 \text kg और पृथ्वी की त्रिज्या Re = 6 \cdot 4 × 106 \text m
Calculate the gravitational self-energy of the Earth.
Given :
Mass of Earth Me = 6 × 1024 \text kg and the Radius of Earth Re = 6 \cdot 4 × 106 \text m

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Frequently asked questions

What is the name of the exam for which this paper is conducted?

This paper is for the Civil Services (Main) Examination.

Which year is this question paper from?

This question paper is from the year 2023.

Who conducts the Civil Services Examination?

The Civil Services Examination is conducted by the UPSC (Union Public Service Commission).

What is the subject of this paper?

The subject of this paper is Physics.

What is the paper code or identifier visible on the paper?

The paper code visible is SKYC-U-PHY.

What is the total time allowed for this paper?

The time allowed for this paper is Three Hours.

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