Exam Details
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT
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Questions
75
Duration
180 mins
Package
IIT-JEE Main - Previous Year Papers
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Topic distribution
Subtopic distribution
Difficulty distribution
75questions
Medium
44
58.7%
Easy
26
34.7%
Hard
5
6.7%
Question type distribution
75questions
Multiple Choices
60
80%
Numerical Answer Type (NAT)
15
20%
Syllabus
Full Syllabus
Sample questions from this paper
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2020 · Chemistry · Inorganic Chemistry · Environmental Chemistry
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT
The incorrect statement(s) among (a) – (d)
regarding acid rain is (are) :
(a) It can corrode water pipes.
(b) It can damage structures made up of stone.
(c) It cannot cause respiratory ailments in animals.
(d) It is not harmful for trees
(a) It can corrode water pipes.
(b) It can damage structures made up of stone.
(c) It cannot cause respiratory ailments in animals.
(d) It is not harmful for trees
2020 · Physics · Mechanics · Properties Of Matter
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT
A metallic sphere cools from 50oC to 40o in 300 s. If atmospheric temperature around is 20oC,
then the sphere’s temperature after the next 5 minutes will be close to :
2020 · Mathematics · Algebra · Matrices And Determinants
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT
Let A be a 3 \(\times\) 3 matrix such that
adj A = \(\left[ {\matrix{ 2 & { - 1} & 1 \cr { - 1} & 0 & 2 \cr 1 & { - 2} & { - 1} \cr } } \right]\) and B = adj(adj A).
If |A| = \(\lambda\) and |(B-1)T| = \(\mu\) , then the ordered pair,
(|\(\lambda\)|, \(\mu\)) is equal to :
adj A = \(\left[ {\matrix{ 2 & { - 1} & 1 \cr { - 1} & 0 & 2 \cr 1 & { - 2} & { - 1} \cr } } \right]\) and B = adj(adj A).
If |A| = \(\lambda\) and |(B-1)T| = \(\mu\) , then the ordered pair,
(|\(\lambda\)|, \(\mu\)) is equal to :
2020 · Chemistry · Physical Chemistry · Gaseous State
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT
A mixture of one mole each of H2
, He and O2
each are enclosed in a cylinder of volume V at
temperature T. If the partial pressure of H2
is 2 atm, the total pressure of the gases in the
cylinder is :
2020 · Physics · Mechanics · Heat And Thermodynamics
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT
If minimum possible work is done by a refrigerator in converting 100 grams of water at 0oC to ice,
how much heat (in calories) is released to the surroundings at temperature 27oC (Latent heat of
ice = 80 Cal/gram) to the nearest integer ?
Enter a numerical response
2020 · Mathematics · Algebra · Mathematical Reasoning
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT
Let p, q, r be three statements such that the
truth value of
(p \(\wedge\) q) \(\to\) (\(\sim\)q \(\vee\) r) is F. Then the truth values of p, q, r are respectively :
(p \(\wedge\) q) \(\to\) (\(\sim\)q \(\vee\) r) is F. Then the truth values of p, q, r are respectively :