UPSC Civil Services Physics Paper II 2018 Question Paper PDF

Central Government Jobs Other Jobs 2018

  • Year 2018
  • Conducted By UPSC
  • Questions 8
  • Maximum Marks 250
  • Duration Three Hours
  • Languages Hindi & English

Exam Details

Detail Information
Examination UPSC Civil Services Main Examination
Year 2018
Conducting Body UPSC
Paper Physics Paper - II
Subject Physics
Duration Three Hours
Maximum Marks 250
Number of Questions 8
Question Type Mixed

This is the Physics Paper II for the UPSC Civil Services Main Examination held in 2018. The paper carried a maximum of 250 marks and was to be completed within three hours. It consisted of eight questions divided into two sections, with candidates required to attempt five questions in total, including compulsory questions 1 and 5, and at least one from each section. This paper is crucial for aspirants aiming to assess their understanding of advanced physics concepts tested in the UPSC Mains.

Major Topics Covered

  • Physics
  • Classical Mechanics
  • Electromagnetism
  • Thermodynamics
  • Statistical Mechanics
  • Quantum Mechanics
  • Atomic and Molecular Physics
  • Solid State Physics
  • Nuclear and Particle Physics
  • Electronics

Why This Paper is Important

  • Useful for UPSC 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 Examination 2018 Physics Paper I
  • UPSC Civil Services Main Examination 2017 Physics Paper II
  • UPSC Civil Services Main Examination 2019 Physics Paper II
  • UPSC Civil Services Main Examination 2018 Physics Paper II Answer Key
  • UPSC Civil Services Main Examination Physics Syllabus
  • UPSC Civil Services Main Examination Pattern
  • UPSC Civil Services Preliminary Examination
  • UPSC Engineering Services Examination

Instructions

  • इसमें आह प्रश्न हैं जो दो खण्डों में विभाजित हैं तथा हिन्दी एवं अंग्रेजी दोनों में छपे 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 एक प्रश्न चुनकर तीन प्रश्नों के उत्तर दें।
  • प्रत्येक प्रश्न/भाग के लिए नियत अंक उसके सामने दिए गए हैं। ľ प्रश्नों के उत्तर उसी प्राधिकृत माध्यम में लिखे जाने चाहिए, जिसका उल्लेख आपके प्रवेश-पत्र में किया गया है, और इस माध्यम का स्पष्ट उल्लेख प्रश्न-सह-उत्तर (क्यू॰ सी॰ ए॰) पुस्तिका के मुखपृष्ठ पर निर्दिष्ट स्थान पर किया जाना चाहिए।
  • उद्विखित माध्यम के अतिरिक्त अन्य किसी माध्यम में लिखे गए उत्तर पर कोई अंक नहीं मिलेंगे।
  • यदि आवश्यक हो, तो उपयुक्त अौंकड़ों का चयन करें तथा उनको निर्दिष्ट करें।
  • जब तक उल्लिखित न हो, संकेत तथा शब्दाबली 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 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.
  • Question Nos. 1 and 5 are compulsory and out of the remaining, 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 Booklet must be clearly struck off.

Questions (page 2)

Q1. निर्वात में प्रकाश का वेग (c)
इलेक्ट्रॉन का द्रव्यमान (mₑ)
इलेक्ट्रॉन का आवेश (e)
इलेक्ट्रॉन का विशिष्ट आवेश
1 u = 1 a.m.u. = 1.6605 × 10-27 kg
इलेक्ट्रॉन की विरामावस्था द्रव्यमान ऊर्जा (mₑc2)
मुक्त आकाश में विद्युत्शीलता (ε₀)
मुक्त आकाश की पारगम्यता (µ₀)
गैस स्थिरांक (R)
बोल्ट्ज़मान स्थिरांक (kₑ)
प्लांक स्थिरांक (h)
(h)
बोर मैगनेटॉन (µₑ)
नाभिकीय मैगनेटॉन (µₙ)
सूक्ष्म संरचना स्थिरांक (α)
प्रोटॉन का द्रव्यमान (mₙ)
न्यूट्रॉन का द्रव्यमान (mₙ)
ड्यूटेरॉन का द्रव्यमान (mₓ)
α-कण का द्रव्यमान (mₐ)
¹²C का द्रव्यमान
¹¶O का द्रव्यमान
⁸⁷Sr का द्रव्यमान
⁴He का द्रव्यमान
कक्षीय पूर्णचुम्बकीय अनुपात (gₑ)
स्पिन पूर्णचुम्बकीय अनुपात (gₛ)
Constants which may be needed
Velocity of light in vacuum (c)
Mass of electron (mₑ)
Charge of electron (e)
Specific charge of electron

(a) = 3 × 108 m s-1
= 9.11 × 10-31 kg
= 1.602 × 10-19 C
= 1.76 × 1011 C kg-1
= 931.5 MeV
= 0.5110 MeV
= 8.8542 × 10-12 C2 N-1 m-2
= 4π × 10-7 N A-2
= 8.314 J mol-1 K-1
= 1.381 × 10-23 J K-1
= 6.626 × 10-34 J s
= 1.0546 × 10-34 J s
= 9.274 × 10-24 J T-1
= 5.051 × 10-27 J T-1
= 1/137.03599
= 1.0072766 u = 1.6726 × 10-27 kg
= 1.0086652 u = 1.6749 × 10-27 kg
= 2.013553 u
= 4.001506 u
= 12.000000 u
= 15.9994915 u
= 86.99999 u
= 4.002603 u
= 0 (न्यूट्रान), 1 (प्रोटान)
= -3.8260 (न्यूट्रान), 5.5856 (प्रोटान)
= 3 × 108 m s-1
= 9.11 × 10-31 kg
= 1.602 × 10-19 C
= 1.76 × 1011 C kg-1

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Frequently asked questions

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

This paper is from the UPSC Civil Services Main Examination.

What is the subject of this question paper?

The subject is Physics, specifically Paper II.

In which year was this examination held?

The examination was held in 2018.

Who is the conducting body for this exam?

The conducting body is the Union Public Service Commission (UPSC).

What is the maximum marks for Physics Paper II?

The maximum marks for Physics Paper II is 250.

What is the time duration allowed for this paper?

The time allowed for this paper is three hours.

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