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Exam Details

JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT

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Questions 90
Duration 180 mins
Package IIT-JEE Main - Previous Year Papers

Paper pattern & analysis

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Showing all 90 questions in this paper.

Subject distribution

Physics
30 Qs
Chemistry
30 Qs
Mathematics
30 Qs

Topic distribution

Mechanics
16 Qs
Algebra
14 Qs
Physical Chemistry
10 Qs
Inorganic Chemistry
10 Qs
Organic Chemistry
10 Qs
Electricity
7 Qs
Calculus
6 Qs
Modern Physics
5 Qs
Coordinate Geometry
5 Qs
Trigonometry
4 Qs
Optics
2 Qs
Calculus
1 Qs

Subtopic distribution

Heat And Thermodynamics
3 Qs
Atoms And Nuclei
3 Qs
Waves
3 Qs
Properties Of Matter
3 Qs
Haloalkanes And Haloarenes
3 Qs
Binomial Theorem
2 Qs
Probability
2 Qs
3D Geometry
2 Qs
Trigonometric Functions And Equations
2 Qs
Parabola
2 Qs
Chemical Equilibrium
2 Qs
Hydrocarbons
2 Qs

Difficulty distribution

Medium 53 58.9%
Easy 34 37.8%
Hard 3 3.3%

Question type distribution

Multiple Choices 90 100%

Syllabus

Full Syllabus

Sample questions from this paper

Questions are selected across the paper subjects wherever the paper contains that variety.

1
2019 · Physics · Mechanics · Heat And Thermodynamics
JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT
A Carnot engine has an efficiency of \({1 \over 6}\). When the temperature of the sink is reduced by 62ºC, its efficiency is doubled. The temperatures of the source and the sink are, respectively
A
99oC, 37oC
B
124oC, 62oC
C
37oC, 99oC
D
62oC, 124oC
2
2019 · Chemistry · Physical Chemistry · Solid State
JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT
The ratio of number of atoms present in a simple cubic, body centered cubic and face centered cubic structure are, respectively :
A
8 : 1 : 6
B
4 : 2 : 1
C
1 : 2 : 4
D
4 : 2 : 3
3
2019 · Mathematics · Algebra · Binomial Theorem
JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT
If 20C1 + (22) 20C2 + (32) 20C3 + ..... + (202 ) 20C20 = A(2\(\beta\)), then the ordered pair (A, \(\beta\)) is equal to :
A
(420, 19)
B
(420, 18)
C
(380, 18)
D
(380, 19)
4
2019 · Physics · Modern Physics · Atoms And Nuclei
JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT
Half lives of two radioactive nuclei A and B are 10 minutes and 20 minutes, respectively, If initially a sample has equal number of nuclei, then after 60 minutes, the ratio of decayed numbers of nuclei A and B will be :
A
9 : 8
B
1 : 8
C
8 : 1
D
3 : 8
5
2019 · Chemistry · Inorganic Chemistry · Isolation Of Elements
JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT
The correct statement is :
A
leaching of bauxite using concentrated NaOH solution gives sodium aluminate and sodium silicate
B
the Hall-Heroult process is used for the production of aluminium and iron
C
pig iron is obtained from cast iron
D
the blistered appearance of copper during the metallurgical process is due to the evolution of CO2
6
2019 · Mathematics · Algebra · Probability
JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT
For an initial screening of an admission test, a candidate is given fifty problems to solve. If the probability that the candidate solve any problem is \({4 \over 5}\) , then the probability that he is unable to solve less than two problems is :
A
\({{164} \over {25}}{\left( {{1 \over 5}} \right)^{48}}\)
B
\({{316} \over {25}}{\left( {{4 \over 5}} \right)^{48}}\)
C
\({{201} \over 5}{\left( {{1 \over 5}} \right)^{49}}\)
D
\({{54} \over 5}{\left( {{4 \over 5}} \right)^{49}}\)