**JEE Main Question Paper**

Candidates if you are preparing for IIT JEE Main exam and looking for **JEE Main Question Paper**, then you are at the right page. Here we are providing the selected Previous Year Question with answers for insight of current year paper. We suggest to all the students to view or download the PDF of JEE Main Question Paper 2017 to prepare for upcoming exams online.

JEE Main Sample Papers allow the candidates to attain better practice and understanding of the concepts and also help to check their preparation level. It is very essential for the students to go through the Previous Year Question Papers for getting good score in the exam.

Joint Entrance Exam (JEE) is conducted by IIT for giving admission to dedicated and deserving candidates in prestigious engineering colleges. IIT conducts JEE exam in two parts i.e. – JEE mains and JEE Advanced which comprises of three sections-

- Physics
- Chemistry
- Maths

www.recruitmentinboxx.com has provided some JEE Questions of previous year papers with solutions for the preparation of entrants. Candidates must check it below:

**JEE Main Question Paper**

Q1- The pressure that has to be applied to the ends of a steel wire of length 10 cm to keep its length constant when its temperature is raised by 100°C is: (For steel Young’s modulus is 2 × 1011 N m−2and coefficient of thermal expansion is 1.1 × 10−5K−1)

(1) 2.2 × 10^{7 }Pa

(2) 2.2 × 10^{6} Pa

(3) 2.2 × 10^{8} Pa

(4) 2.2 × 10^{9} Pa

ANS (3)

Get Here: JEE Main Syllabus

Q2- A particle moves with simple harmonic motion in a straight line. In first τ s, after starting from rest it travels a distance a, and in next τ s it travels 2a, in same direction, then:

(1) Amplitude of motion is 4a

(2) Time period of oscillations is 6τ

(3) Amplitude of motion is 3a

(4) Time period of oscillations is 8τ

ANS (2)

Q3- During the propagation of electromagnetic waves in a medium:

(1) Electric energy density is equal to the magnetic energy density.

(2) Both electric and magnetic energy densities are zero.

(3) Electric energy density is double of the magnetic energy density.

(4) Electric energy density is half of the magnetic density.

ANS (1)

Do You Know: How To Prepare For IIT JEE

Q4- The amplitude of a damped oscillator decreases to 0.9 times its original magnitude in 5s. In another 10s it will decrease to α times its original magnitude, where α equals:

(1) 0.7

(2) 0.81

(3) 0.729

(4) 0.6

ANS (3)

Q6- Two capacitors C1 and C2 are charged to 120 V and 200 V respectively. It is found that by connecting them together the potential on each one can be made zero. Then:

(1) 5C1 = 3C2

(2) 3C1 = 5C2

(3) 3C1 + 5C2 = 0

(4) 9C1 = 4C2

ANS (2)

Also Check: IIT JEE Coaching Institute

Q7- What is the minimum energy required to launch a satellite of mass m from the surface of a planet of mass M and radius R in a circular orbit at an altitude of 2R?

(1) 5GmM/6R

(2) 2GmM/3R

(3) GmM/2R

(4) GmM/3R

ANS (1)

Q8- Among the following oxoacids, the correct decreasing order of acid strength is:

(1) HClO4 > HClO3 > HClO2 > HOCl

(2) HClO2 > HClO4 > HClO3 > HOCl

(3) HOCl > HClO2 > HClO3 > HClO4

(4) HClO4 > HOCl > HClO2 > HClO3

ANS (1)

Read Also: How to Prepare For Written Exam

Q9- Which one of the following bases is not present in DNA?

(1) Cytosine

(2) Thymine

(3) Quinoline

(4) Adenine

ANS (3)

Q10- The major organic compound formed by the reaction of 1, 1, 1 − trichloroethane with silver powder is:

(1) (1) 2 − Butyne

(2) (2) 2 − Butene

(3) Acetylene

(4) Ethene

ANS (1)

Must Check: How to Make Good Study Habits for Exam

Q11- The metal that cannot be obtained by electrolysis of an aqueous solution of its salts is :

(1) Cu

(2) Cr

(3) Ag

(4) Ca

ANS (4)

Q12- Which one of the following properties is not shown by NO?

(1) It combines with oxygen to form nitrogen dioxide

(2) It′s bond order is 2.5

(3) It is diamagnetic in gaseous state

(4) It is a neutral oxide

ANS (3)

Know More About: How to Manage Time during Exams

Q13- On heating an aliphatic primary amine with chloroform and ethanolic potassium hydroxide, the organic compound formed is:

(1) an alkyl cyanide

(2) an alkyl isocyanide

(3) an alkanol

(4) an alkanediol

ANS (2)

Q14- The ratio of masses of oxygen and nitrogen in a particular gaseous mixture is 1: 4. The ratio of number of their molecule is:

(1) 1 : 8

(2) 3 : 16

(3) 1 : 4

(4) 7 : 32

ANS (4)

Read Also: How To Make Habit Of Studying

Q15- The variance of first 50 even natural numbers is:

(1) 833/4

(2) 833

(3) 437

(4) 437/4

ANS (2)

Q16- Let PS be the median of the triangle with vertices P (2, 2), Q (6, −1) and R (7, 3). The equation of the line passing through (1, −1) and parallel to PS is:

(1) 4x − 7y − 11 = 0

(2) 2x + 9y + 7 = 0

(3) 4x + 7y + 3 = 0

(4) 2x − 9y − 11 = 0

ANS (2)

Check Here: 11 Tips To Remember What You Read

Q17- The slope of the line touching both the parabolas y^{2} = 4x and x^{2} = −32y is:

(1) 1/2

(2) 3/2

(3) 1/8

(4) 2/3

ANS ( 1)

Q18- A multiple-choice examination has 5 questions. Each question has three alternative answers of which exactly one is correct. The probability that a student will get 4 or more correct answers just by guessing is:

(1) 17/3^{5}

(2) 5/ 3^{5}

(3) 11/3^{5}

(4) 10/3^{5}

ANS (3)

Also Check: How To Reduce Negative Marking In Exam

Q19- Let A and B be two sets containing 2 elements and 4 elements respectively. The number of subsets of A × B having 3 or more elements is :

(1) 256

(2) 220

(3) 219

(4) 211

ANS (3)

Q20- Distance between two parallel planes 2x + y +2z = 8 and 4x + 2y + 4z + 5 = 0 is :

(1) 3/2

(2) 5/2

(3) 7/2

(4) 9/2

ANS (3)

I hope that these questions are really beneficial for you for the preparation of IIT JEE Main exam. We always try to give you best stuff to get good score in the exam. So, keep visiting this site regularly for getting more information related to this.

Note: You may check JEE Main Question Paper 2017 from Official Link.

You may also like to check this Section

IIT JEE Main Exam Cut Off Marks | JEE Main Rank Predictor |

JEE Main Counselling | JEE Main Application Form |

JEE Main Result | JEE Main Admit Card |

JEE Main Answer Key | JEE Advanced Question Paper |