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Recent questions tagged jee advanced 2020
+1
vote
1
answer
Let a,b be positive real numbers. lf a, A1, A2, b are in arithmetic progression,
asked
Apr 5, 2019
in
JEE
by
kratos
jee advanced 2020
jee
harmonic progression
class-10
jee mains
sequences and series
+1
vote
1
answer
Let f: R → R be defined by f(x) = {k - 2x, if x ≤ -1, f(x) = {2x + 3, if x > -1. If f has a local minimum
asked
Apr 4, 2019
in
JEE
by
kratos
applications of derivatives
maxima and minima
the maxima and minima
jee advanced 2020
differential calculus
jee
jee mains
jee main
class-12
+2
votes
1
answer
Which of the following compounds has tetrahedral geometry?
asked
Apr 2, 2019
in
JEE
by
kratos
chemical bonding
jee advanced 2020
class-11
bseb model set
class-12
p - block element
+2
votes
1
answer
A mixture of X and Y was loaded in the column of silica. It was eluted by alcohol water mixture. Compound Y eluted in preference to compound X.
asked
Apr 2, 2019
in
JEE
by
kratos
jee advanced 2020
processes of isolation of elements
cbse
jee main 2020
class-11
methods of extraction
class-12
+2
votes
1
answer
A hollow tube has a length I, inner radius R1 and outer radius R2.
asked
Apr 2, 2019
in
JEE
by
kratos
jee advanced 2020
electrostatics
jee
heat transfer
jee mains
class-12
+1
vote
1
answer
If p(n) : n^2 > 100 then (A) p(1) is true (B) p(4) is true (C) p(k) is true k ≥ 5, k ∈ N
asked
Mar 30, 2019
in
Mathematics
by
kratos
trigonometry
class-11
principle of mathematical induction
jee advanced 2020
+2
votes
1
answer
A function f : R → R satisfies the equation f (x + y) = f (x) f (y) for all x, y in R and f (x) ≠ 0 for any x in R. Let the function be differentiable
asked
Mar 21, 2019
in
JEE
by
kratos
jee advanced 2018
jee advanced 2020
jee main 2020
jee
continuity and differntiability
jee advanced
jee mains
limit
differentiability
continuity
+2
votes
1
answer
Show that the function f: R∗ →R ∗ defined by f(x)=1/x is one-one and onto,
asked
Mar 19, 2019
in
JEE
by
kratos
class-12
relations and functions
jee advanced 2020
+3
votes
1
answer
A function y= f (x) satisfies f "(x) = - 1/x^2 - π^2 sin(πx) ; f '(B) = π+ 1/2 and f (A)=0.
asked
Mar 17, 2019
in
JEE
by
kratos
jee advanced 2020
jee main 2021
jee
definite integral
jee advanced
jee main
jee mains
differentiability
continuity
+1
vote
1
answer
Write the structure of A, B, C, D and E in the following sequence of reactions : NH3 + O2 →A + H2O
asked
Mar 16, 2019
in
JEE
by
kratos
jee advanced 2020
cbse
class-11
amines
jee
physical and chemical equilibrium
jee mains
class-12
p - block element
+3
votes
1
answer
Four fair dice D1, D2, D3 and D4, each having six faces numbered 1, 2, 3, 4, 5, and 6, are rolled simultaneously.
asked
Mar 13, 2019
in
JEE
by
kratos
jee advanced 2020
jee
probability
jee mains
class-12
+3
votes
1
answer
Write the name of the following compounds. CH3CH2COOH,C6H6
asked
Mar 12, 2019
in
JEE
by
kratos
solutions
jee advanced 2020
cbse
class-10
carbon and its compounds
class-12
+1
vote
1
answer
Let f : R →R be a function defined by f(x) = [x]^2 + [x + 1] – 3 {where [.] denontes greatest integer function},
asked
Mar 7, 2019
in
JEE
by
kratos
class-12
relations and functions
jee advanced 2020
jee main 2020
+3
votes
1
answer
Two conducting spheres
asked
Mar 3, 2019
in
JEE
by
kratos
jee advanced 2020
jee main 2021
jee main 2020
electrostatics
jee
capacitance
jee main
jee mains
class-12
+1
vote
1
answer
Is Cyclopentadienyl anion an aromatic compound?
asked
Mar 2, 2019
in
Class 12
by
kratos
neet
jee advanced 2020
class-8
coordination compounds
jee
aiims
hydrocarbons
solid state
atomic structure
jee mains
class-12
+1
vote
1
answer
What do you observe when phenolphthalein solution is added to NaOH solution?
asked
Feb 28, 2019
in
Chemistry
by
kratos
neet
jee advanced 2020
cbse
jee
physical chemistry
aiims
redox reaction
class-10
carbon and its compounds
jee mains
equilibrium
+1
vote
1
answer
Let g be the inverse of the continuous function f, Let there be a point (α, β), where α ≠ β, is such that
asked
Feb 21, 2019
in
JEE
by
kratos
jee advanced 2020
jee main 2021
jee main 2020
jee
area under the curves
jee main
jee mains
functions
+1
vote
1
answer
For the equation 10z^2 - 4iz - m = 0 where z is a complex variable and i = √-1 , which of the following is true?
asked
Feb 20, 2019
in
JEE
by
kratos
upsee
jee advanced 2020
+2
votes
1
answer
Find the critical points of the function f (x, y) = y sin(πx), and determine their type.
asked
Feb 20, 2019
in
JEE
by
kratos
jee advanced 2020
class-11
class-12
differentiability
graphs of trigonometric functions
jee advanced 2019
+1
vote
1
answer
What is delocalization energy?
asked
Feb 11, 2019
in
Chemistry
by
kratos
organic chemistry
chemical bonding
jee advanced 2020
class-11
jee
some basic principles and techniques
hydrocarbons
jee mains
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