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JEE MAIN 2020 ONLINE 9TH JANUARY MORNING SLOT
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Questions
75
Duration
180 mins
Package
IIT-JEE Main - Previous Year Papers
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Subtopic distribution
Difficulty distribution
75questions
Medium
57
76%
Easy
16
21.3%
Hard
2
2.7%
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 · Isolation Of Elements
JEE MAIN 2020 ONLINE 9TH JANUARY MORNING SLOT
According to the following diagram, A reduces
BO2 when the temperature is :
2020 · Mathematics · Algebra · Sequences And Series
JEE MAIN 2020 ONLINE 9TH JANUARY MORNING SLOT
The product \({2^{{1 \over 4}}}{.4^{{1 \over {16}}}}{.8^{{1 \over {48}}}}{.16^{{1 \over {128}}}}\) ... to \(\infty\) is equal
to :
2020 · Physics · Mechanics · Motion In A Straight Line
JEE MAIN 2020 ONLINE 9TH JANUARY MORNING SLOT
The distance x covered by a particle in one
dimensional motion varies with time t as
x2 = at2 + 2bt + c. If the acceleration of the particle depends on x as x–n, where n is an integer, the value of n is __________
x2 = at2 + 2bt + c. If the acceleration of the particle depends on x as x–n, where n is an integer, the value of n is __________
Enter a numerical response
2020 · Chemistry · Organic Chemistry · Chemistry In Everyday Life
JEE MAIN 2020 ONLINE 9TH JANUARY MORNING SLOT
A chemist has 4 samples of artificial sweetener
A, B, C and D. To identify these samples, he
performed certain experiments and noted the
following observations :
(i) A and D both form blue-violet colour with ninhydrin.
(ii) Lassaigne extract of C gives positive AgNO3 test and negative Fe4[Fe(CN)6]3 test.
(iii) Lassaigne extract of B and D gives positive sodium nitroprusside test
Based on these observations which option is correct ?
(i) A and D both form blue-violet colour with ninhydrin.
(ii) Lassaigne extract of C gives positive AgNO3 test and negative Fe4[Fe(CN)6]3 test.
(iii) Lassaigne extract of B and D gives positive sodium nitroprusside test
Based on these observations which option is correct ?
2020 · Mathematics · Algebra · Matrices And Determinants
JEE MAIN 2020 ONLINE 9TH JANUARY MORNING SLOT
If the matrices A = \(\left[ {\matrix{
1 & 1 & 2 \cr
1 & 3 & 4 \cr
1 & { - 1} & 3 \cr
} } \right]\),
B = adjA and C = 3A, then \({{\left| {adjB} \right|} \over {\left| C \right|}}\) is equal to :
B = adjA and C = 3A, then \({{\left| {adjB} \right|} \over {\left| C \right|}}\) is equal to :
2020 · Physics · Mechanics · Rotational Motion
JEE MAIN 2020 ONLINE 9TH JANUARY MORNING SLOT
One end of a straight uniform 1m long bar is
pivoted on horizontal table. It is released from
rest when it makes an angle 30º from the
horizontal (see figure). Its angular speed when
it hits the table is given as \(\sqrt n\) s-1, where n is
an integer. The value of n is _________.
Enter a numerical response