Indian Forest Service 2018 Mechanical Engineering Paper I PDF

Central Government Jobs Engineer 2018

  • Year 2018
  • Conducted By UPSC
  • Questions 8
  • Maximum Marks 200
  • Duration Three Hours
  • Languages English

Exam Details

Detail Information
Examination Indian Forest Service (Main) Examination
Year 2018
Conducting Body UPSC
Paper Mechanical Engineering Paper - I
Subject Mechanical Engineering
Duration Three Hours
Maximum Marks 200
Number of Questions 8
Question Type Mixed

This is the Mechanical Engineering Paper I for the Indian Forest Service (Main) Examination held in 2018, conducted by UPSC. The paper is worth a maximum of 200 marks and candidates are allowed three hours to complete it. It consists of a total of eight questions, of which five are to be attempted. Questions 1 and 5 are compulsory, and candidates must select at least one question from each of the two sections (A and B) from the remaining six questions. This paper is crucial for aspirants aiming to qualify for the Indian Forest Service, providing a clear understanding of the expected difficulty level and subject coverage in Mechanical Engineering.

Major Topics Covered

  • Mechanical Engineering
  • Kinematics
  • Inversions of Kinematic Chain
  • Slider-Crank Chain
  • Gears
  • Path of Contact
  • Arc of Contact
  • Involute Gear
  • Kennedy's Theorem
  • Instantaneous Centres
  • Mechanisms
  • Crystallography
  • Bravais Crystal Structures
  • Unit Cells
  • Space Lattices
  • Aluminium Alloys

Why This Paper is Important

  • Useful for Indian Forest Service (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

  • Indian Forest Service (Main) Examination 2017 Mechanical Engineering Paper I
  • Indian Forest Service (Main) Examination 2019 Mechanical Engineering Paper I
  • UPSC Engineering Services Examination 2018 Mechanical Engineering Paper I
  • Indian Forest Service (Main) Examination 2018 Mechanical Engineering Paper I Answer Key
  • Indian Forest Service (Main) Examination Mechanical Engineering Syllabus
  • UPSC Engineering Services Examination Mechanical Engineering Syllabus
  • Indian Forest Service (Main) Examination Pattern
  • UPSC Engineering Services Examination Pattern

Instructions

  • There are EIGHT questions in all, out of which FIVE are to be attempted.
  • Out of the remaining SIX questions, THREE are to be attempted selecting at least ONE question from each of the two Sections A and B.
  • 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.
  • The number of marks carried by a question/part is indicated against it.
  • Answers must be written in ENGLISH only.
  • Unless otherwise mentioned, symbols and notations have their usual standard meanings.
  • Assume suitable data, if necessary and indicate the same clearly.
  • Neat sketches may be drawn, wherever required.

Questions (page 2)

Section A

Q1.

(a) What do you mean by the inversions of a kinematic chain ? List down all the inversions of a single slider-crank chain. Explain briefly any two.

(b) Establish the relation between path of contact and arc of contact for an involute gear.

(c) State Kennedy's theorem. Locate all the instantaneous centres for the following mechanism : Figure Q1(c)

(d) What are the basis for Bravais crystal structures ? Enlist different unit cells and space lattices under Bravais crystal systems.

(e) What are the important characteristics of aluminium ? What are the important types of aluminium alloys and the elements (with percentage) used for making aluminium alloys ? Which aluminium alloys are used for aerospace industries and what are their compositions?

Question paper preview

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Indian Forest Service Main 2018 Mechanical Engineering Paper I question paper page 1 instructions and header scan PDF download
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Indian Forest Service Main 2018 Mechanical Engineering Paper I question paper page 1 instructions and header scan PDF download

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Frequently asked questions

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

The full name of the exam is the Indian Forest Service (Main) Examination.

Which year is this question paper from?

This question paper is from the year 2018.

Who conducted the Indian Forest Service (Main) Examination 2018?

The examination was conducted by UPSC (Union Public Service Commission).

What is the subject of this paper?

The subject of this paper is Mechanical Engineering, specifically Paper I.

What is the maximum marks for this paper?

The maximum marks for this paper are 200.

What is the time duration allowed for this paper?

The time allowed for this paper is Three Hours.

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