JEE Main is held every year by Joint Seat Allocation Authority (JoSAA). Every year, approximately 15,00,000 candidates appear in the examination out of which only 2,00,000 candidates qualify for JEE Advanced through which the aspirants can get admissions in the prestigious Indian Institutes of Technology (IITs). This means that Jee Main is the qualifying examination for JEE Advanced. Also, through JEE Main, the candidates can get admissions in National Institutes of Technology (NITs), Indian Institutes of Information Technology (IIITs), and Government Funded Technical Institutes (GFTIs). The aspirants must read the below brief JEE Main 2017-18 Paper Analysis which may help the candidates to qualify JEE Main 2018 Examination.

Understanding JEE Main 2017-18 Paper Analysis

Paper Analysis means understanding how the paper is evolving over the years and making a prediction as to how the next year’s paper will come. The paper analysis of previous years’ question papers help the aspirants in scoring high in the upcoming examination. For JEE Main 2018, the candidates need to analyze the question papers of JEE Main from the year 2013 to 2017.

Concepts in JEE Main Paper Every Year

The questions in the papers every year have come from a universe which consists of 1,750 concepts. This means that 30% of the concepts are in the definitive list of being important.

Name of Examination	Number of Concepts in the Universe	Number of New Concepts Introduced	Percentage of New Concepts Introduced
JEE Main 2013 – 7 April 2013 – Offline	318	318	100 %
JEE Main 2014 – 6 April 2014 – Offline	572	254	79.87 %
JEE Main 2014 – 11 April 2014 – Online	779	207	36.19 %
JEE Main 2014 – 19 April 2014 – Online	964	185	23.75 %
JEE Main 2014 – 9 April 2014 – Online	1089	125	12.97 %
JEE Main 2015 – 4 April 2015 – Offline	1218	129	11.85 %
JEE Main 2015 – 10 April 2015 – Online	1377	159	13.05 %
JEE Main 2015 – 11 April 2015 – Online	1438	61	4.43 %
JEE Main 2016 – 10 April 2016 – Online	1529	91	6.33 %
JEE Main 2016 – 3 April 2016 – Online	1595	66	4.32 %
JEE Main 2016 – 9 April 2016 – Offline	1677	82	5.14 %
JEE Main 2017 – 2 April 2017 – Offline	1750	73	4.35 %

There is a diminishing addition to the number of new concepts introduced every year. The following image shows the repetition of concepts every year. It is the common concepts repeated among examinations in the years.

Important Chapters from which Questions Come Every Year

There are 18 chapters which are most important in Physics, Chemistry, and Mathematics. The ratio of CBSE Syllabus Class XI and Class XII is 56:44 with a slight tilt towards syllabus of Class XI.

Subjects	Chapters
PHYSICS	Waves and Sound
	Electrostatics
	Magnetic Effects of Current
	Electromagnetic Induction and Alternating Current
	Ray Optics
	Semiconductors and Communication System
CHEMISTRY	Chemical Kinetics
	Chemical Bonding and Molecular Structure
	Coordination Compounds
MATHEMATICS	Binomial Theorem
	Quadratic Equations
	Sequences and Series (Progressions)
	Complex Numbers
	Point and Straight Line
	Vector
	Circle
	Matrices and Determinants
	Indefinite Integration

JEE Main 2017-18 Paper Analysis & Difficulty Level Variation Over the Years

On a scale of 10, the difficulty level of the JEE Main Question Papers ranges from 3.8 to 5.3 with an average of 4.4. JEE Main 2017 Question Paper was on the easier side with an average difficulty level of 4.1.

Sectionwise Ideal Time Distribution

If the candidate is well prepared for the examination, then after completing the paper, there are about 10 minutes left over for the revision purpose.

JEE Main 2017-18 Paper Analysis: Year Wise Report for Physics

Name of Examination	Subject	Percentage of Time Needed
JEE Main 2013 – 7 April 2013 – Offline	Physics	48.62 %
JEE Main 2014 – 6 April 2014 – Offline	Physics	39.94 %
JEE Main 2014 – 11 April 2014 – Online	Physics	32.45 %
JEE Main 2014 – 19 April 2014 – Online	Physics	33.53 %
JEE Main 2014 – 9 April 2014 – Online	Physics	28.06 %
JEE Main 2015 – 4 April 2015 – Offline	Physics	44.64 %
JEE Main 2015 – 10 April 2015 – Online	Physics	34.44 %
JEE Main 2015 – 11 April 2015 – Online	Physics	37.74 %
JEE Main 2016 – 10 April 2016 – Online	Physics	27.88 %
JEE Main 2016 – 3 April 2016 – Online	Physics	26.17 %
JEE Main 2016 – 9 April 2016 – Offline	Physics	26.65 %
JEE Main 2017 – 2 April 2017 – Offline	Physics	41.95 %

The time required to solve the questions in Physics section of the question paper varies from 60 minutes to 70 minutes.

JEE Main 2017-18 Paper Analysis: Year Wise Report for Chemistry

Name of Examination	Subject	Percentage of Time Needed
JEE Main 2013 – 7 April 2013 – Offline	Chemistry	23.84 %
JEE Main 2014 – 6 April 2014 – Offline	Chemistry	31.68 %
JEE Main 2014 – 11 April 2014 – Online	Chemistry	31.04 %
JEE Main 2014 – 19 April 2014 – Online	Chemistry	24.52 %
JEE Main 2014 – 9 April 2014 – Online	Chemistry	31.84 %
JEE Main 2015 – 4 April 2015 – Offline	Chemistry	18.66 %
JEE Main 2015 – 10 April 2015 – Online	Chemistry	19.34 %
JEE Main 2015 – 11 April 2015 – Online	Chemistry	23.18 %
JEE Main 2016 – 10 April 2016 – Online	Chemistry	31.42 %
JEE Main 2016 – 3 April 2016 – Online	Chemistry	25.10 %
JEE Main 2016 – 9 April 2016 – Offline	Chemistry	26.72 %
JEE Main 2017 – 2 April 2017 – Offline	Chemistry	26.73 %

The time required to solve the questions in Chemistry section of the question paper varies from 35 minutes to 45 minutes.

JEE Main 2017-18 Paper Analysis: Year Wise Report for Mathematics

Name of Examination	Subject	Percentage of Time Needed
JEE Main 2013 – 7 April 2013 – Offline	Mathematics	27.54 %
JEE Main 2014 – 6 April 2014 – Offline	Mathematics	28.38 %
JEE Main 2014 – 11 April 2014 – Online	Mathematics	36.51 %
JEE Main 2014 – 19 April 2014 – Online	Mathematics	41.95 %
JEE Main 2014 – 9 April 2014 – Online	Mathematics	40.10 %
JEE Main 2015 – 4 April 2015 – Offline	Mathematics	36.70 %
JEE Main 2015 – 10 April 2015 – Online	Mathematics	46.23 %
JEE Main 2015 – 11 April 2015 – Online	Mathematics	39.08 %
JEE Main 2016 – 10 April 2016 – Online	Mathematics	40.71 %
JEE Main 2016 – 3 April 2016 – Online	Mathematics	48.72 %
JEE Main 2016 – 9 April 2016 – Offline	Mathematics	46.63 %
JEE Main 2017 – 2 April 2017 – Offline	Mathematics	31.33 %

The time required to solve the questions in Mathematics section of the question paper varies from 60 minutes to 70 minutes.

The official website of JEE Main is http://jeemain.nic.in/webinfo/Public/Home.aspx

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