# JEE Main Question Paper 2018

Engineering aspirants preparing for JEE Main 2019 are searching for previous years’ papers and solutions to get familiar with the pattern and difficulty level of the upcoming examination. Aspirants can appear for JEE Main 2019 in January and April (twice a year) according to their choice. In 2018, the Central Board of Secondary Education (CBSE) has conducted JEE Main 2018 in the month of April. The exam was conducted in both mode i.e., offline mode and computer based test (CTB) mode. Students could appear in any mode according to their convenience. As per students, the difficulty level of offline paper was moderate. Here, we are providing JEE Main 2018 Question Paper in PDF format. Students can download the complete paper with the help of the link given at the end of this article. Students who are going to appear for JEE Main 2019, can take the advantage of this question paper to know about the important topics which might be asked in upcoming computer based test.

**Some of the sample questions from the JEE Main 2018 Question Paper are given below:**

**Question:**

Which of the following are Lewis acids?

(1) AlCl_{3} and SiCl_{4}

(2) PH_{3} and SiCl_{4}

(3) BCl_{3} and AlCl_{3}

(4) PH_{3} and BCl_{3}

**Question:**

How long (approximate) should water be electrolysed by passing through 100 amperes current so that the oxygen released can completely burn 27.66 g of diborane?

(Atomic Weight of B = 10.8u)

(1) 0.8 hours

(2) 3.2 hours

(3) 1.6 hours

(4) 6.4 hours

**Question:**

A bag contains 4 red and 6 black balls. A ball is drawn at random from the bag, its colour is observed and this ball along with two additional balls of the same colour are returned to the bag. If now a ball is drawn at random, then the probability that this drawn ball is red, is:

(1) 2/5

(2) 1/5

(3) 3/4

(4) 3/10

**Question:**

A straight line through a fixed point (2, 3) intersects the coordinate axes at distinct points P and Q. If O is the origin and the rectangle OPRQ is completed, then the locus of R is :

(1) 2*x* + 3*y* =* xy*

(2) 3*x* + 2*y* = *xy*

(3) 3*x *+ 2*y* = 6*xy*

(4) 3*x* + 2*y* = 6

**Question: **

A particle is moving with a uniform speed in a circular orbit of radius R in a central force inversely proportional to the n^{th} power of R. If the period of rotation of the particle is T, then:

**Question:**

Two batteries with e.m.f 12 V and 13 V are connected in parallel across a load resistor of 10Ω. The internal resistances of the two batteries are 1 Ω and 2 Ω respectively. The voltage across the load lies between:

(1) 11.5 V and 11.6 V

(2) 11.4 V and 11.5 V

(3) 11.7 V and 11.8 V

(4) 11.6 V and 11.7 V

**Download JEE Main Question Paper 2018 in PDF format**

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