JEE Main 2015 Exam Analysis by Career Point
By Career Point
The most prestigious entrance exam of engineering, JEE Main 2015 in pen-paper mode was been conducted on April 4, 2015 from 09.30 am to 12.30 pm across the nation. The paper had 4 different sets - A, B, C and D - distributed to the students. View student reactions for JEE Main 2015 here.
The number of questions in the paper was 90 (30 Questions each in Physics, Chemistry and Maths) and total marks was 360 with 1/4th negative mark for each wrong answer.
JEE Main 2015 Exam Analysis by Aakash
JEE Main 2015 Exam Analysis by FIITJEE
Given below are the overall analysis and the subject wise description of question paper.
Overall Analysis of Question Paper:
- Chemistry and Maths paper were average.
- Physics paper was tedious as well as lengthy.
- If a student had covered complete syllabus properly then he/she might secure around 70% score easily.
- This year’s paper can be said a little challenging if compared to last year JEE Main exam
Subject Wise description of question paper
Physics
- It was a lengthy paper if compared to last year’s paper.
- This year, some questions from “Heat & Thermodynamics” portion were difficult.
- Overall physics paper can be said a difficult paper.
Chemistry
- It was an average paper.
- Portion from Physical Chemistry was lengthy and had some page filling calculations.
- But a student can score 60% to 70% marks if he had read syllabus completely.
Mathematics
- This year’s Maths paper is an average paper but if we talk about portion wise, Algebra was easy if compared to last year but Calculus was difficult.
- There were 3 questions from the syllabus (Mathematical Reasoning, Height & Distance & Statistics) which is not in JEE Advanced syllabus, so a student who had prepared JEE Advanced syllabus only might lose his/her precious 12 marks.
- SET A Q. No 86 Conceptual mistake. Examiner has assumed that one particular bag will have exactly 3 balls. This Question is expected to be bonus.
- SET A Q. No 77 conceptually wrong question. This question expected to be bonus (at X=1, we cannot divide Differential Equation by log x).
Question Paper Analysis (Syllabus from Class 11 And 12):
| Type |
Physics |
Chemistry |
Mathematics |
|||
| Class 11 syllabus |
Class 12 syllabus |
Class 11 syllabus |
Class 12 syllabus |
Class 11 Syllabus |
Class 12 Syllabus |
|
| Total questions |
13 |
17 |
11 |
19 |
15 |
15 |
| Marks |
52 |
68 |
44 |
76 |
60 |
60 |
| % Marks |
43.33% |
56.67% |
36.67% |
63.33% |
50% |
50% |
Unit Wise Distribution Table:
| Topic |
No of questions |
Percentage Portion |
Very Easy |
Easy |
Average |
Difficult |
| Physics |
||||||
| Mechanics |
7 |
23.33% |
0 |
0 |
4 |
3 |
| SHM & Waves |
2 |
06.66% |
1 |
0 |
1 |
0 |
| Heat & Thermodynamics |
3 |
10% |
0 |
0 |
0 |
3 |
| Properties of Matter |
1 |
03.33% |
0 |
0 |
0 |
1 |
| Electrodynamics |
11 |
36.67% |
0 |
0 |
7 |
4 |
| Modern Physics |
3 |
10% |
0 |
0 |
1 |
2 |
| Optics |
3 |
10% |
0 |
0 |
1 |
2 |
| Chemistry |
||||||
| Inorganic |
12 |
40% |
0 |
0 |
8 |
4 |
| Physical |
9 |
30% |
0 |
4 |
3 |
2 |
| Organic |
9 |
30% |
0 |
3 |
4 |
2 |
| Mathematics |
||||||
| Algebra |
12 |
40% |
0 |
1 |
7 |
4 |
| Coordinate |
5 |
16.66% |
0 |
1 |
3 |
1 |
| Calculus |
8 |
26.66% |
1 |
1 |
2 |
4 |
| Trigonometry |
2 |
06.66% |
0 |
1 |
1 |
0 |
| Vector-3D |
3 |
10% |
0 |
0 |
2 |
1 |
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