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Recent questions tagged jee mains 2018
+2
votes
1
answer
A straight line through a fixed point (2, 3) intersects the coordinate axes at distinct points P and Q.
asked
Apr 5, 2019
in
JEE
by
kratos
jee mains 2018
jee
matrices
jee mains 2019
determinants
jee mains
coordinate geometry
+2
votes
1
answer
When metal 'M' is treated with NaOH, a white gelatinous precipitate 'X' is obtained,
asked
Apr 2, 2019
in
JEE
by
kratos
jee mains 2018
jee
hydrogen
jee mains
p - block element
+2
votes
1
answer
Angular width (β ) of central maximum of a diffraction pattern on a single slit does not depend upon
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Apr 1, 2019
in
JEE
by
kratos
isc
jee mains 2018
jee
optics
icse
jee mains
diffraction
class-12
+3
votes
1
answer
Best books of maths for jee main preparation
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Mar 30, 2019
in
Mathematics
by
kratos
iit jee
test series
maths
jee mains 2018
jee
ncert books
limit
question.
class-9
jee mains
engineering
+1
vote
1
answer
Let y = y(x) be the solution of the differential equation sinx dy/dx+ycosx=4x,x ∈ (0, π). If y(π/2)=0, then y(π/6) is equal to:
asked
Mar 27, 2019
in
JEE
by
kratos
jee mains 2018
jee
differential equations
differentiation
jee mains
+1
vote
1
answer
A particle is moving in a circular path of radius a under the action of an attractive potential U = -k/2r2. Its total energy is
asked
Mar 24, 2019
in
JEE
by
kratos
jee mains 2018
laws of motion
jee
jee mains
+3
votes
1
answer
A straight line through a fixed point (2, 3) intersects the coordinate axes at distinct points P and Q.
asked
Mar 24, 2019
in
JEE
by
kratos
straight lines
circle
jee mains 2018
jee
matrices
determinants
jee mains 2019
jee mains
coordinate geometry
+3
votes
1
answer
All the graphs below are intended to represent the same motion. One of them does it incorrectly. Pick it up.
asked
Mar 20, 2019
in
JEE
by
kratos
jee mains 2018
jee
jee mains
kinematics
+3
votes
1
answer
The dipole moment of a circular loop carrying a current I, is m and the magnetic field at the centre of the loop is B1.
asked
Mar 19, 2019
in
JEE
by
kratos
cbse
magnetic effects of electric current
jee mains 2018
jee
class-10
magnetism
class-12
+1
vote
1
answer
An EM wave from air enters a medium. The electric fields are
asked
Mar 19, 2019
in
JEE
by
kratos
cbse
electromagnetic waves
jee mains 2018
jee
jee mains
jee main
class-12
+2
votes
1
answer
For each t ∈ R, let [t] be the greatest integer less than or equal to t.
asked
Mar 16, 2019
in
JEE
by
kratos
jee mains 2018
jee
+3
votes
1
answer
A 10-m^3 tank of air at 500 kPa, 600 K acts as the high-temperature reservoir for a Carnot heat engine that rejects heat at 300 K.
asked
Mar 14, 2019
in
Class 12
by
kratos
neet
jee mains 2018
aiims
class-11
jee
carnot cycles
thermodynamics
chemical thermodynamics
jee main
jee mains
heat and thermodynamics
+3
votes
1
answer
Two ***** of an ideal monoatomic gas occupies a volume V at 27°C.
asked
Mar 13, 2019
in
JEE
by
kratos
class-11
jee mains 2018
jee
thermodynamics
jee mains
heat and thermodynamics
class-12
kinetic theory of gases
+1
vote
1
answer
Phenol reacts with methyl chloroformate in the presence of NaOH to form product A.
asked
Mar 12, 2019
in
JEE
by
kratos
organic compounds
jee mains 2018
jee
containing oxygen
jee mains
+3
votes
1
answer
STATEMENT-1: Electric or magnetic lines of force do not intersect. STATEMENT-2: The tangent drawn to a line of force gives
asked
Mar 10, 2019
in
JEE
by
kratos
cbse
magnetic effects of electric current
jee mains 2018
jee
parabola
class-10
class-12
+1
vote
1
answer
Two ***** of masses M1 and M2 are placed on horizontal frictionless table connected by a spring as shown in figure,
asked
Mar 8, 2019
in
JEE
by
kratos
jee mains 2018
jee
class-11
kvpy
jee mains
laws of motion
class-12
+3
votes
1
answer
A solid sphere of radius r made of a soft material of bulk modulus K is surrounded by a liquid
asked
Mar 5, 2019
in
JEE
by
kratos
jee mains 2018
jee
properties of solids and liquids
jee mains
+3
votes
1
answer
An aqueous solution contains an unknown concentration of Ba^2+. When 50 mL of a 1 M solution of Na2SO4
asked
Mar 4, 2019
in
Class 12
by
kratos
neet
jee mains 2018
jee
class-11
jee mains
equilibrium
+2
votes
1
answer
In a potentiometer experiment, it is found that no current passes through the galvanometer when the terminals of the cell
asked
Mar 3, 2019
in
JEE
by
kratos
jee
jee mains 2018
current electricity
jee mains
+3
votes
1
answer
The integral ∫(sin^2x cos^2x)/(sin^5x+cos^3x sin^2x+sin^3x cos^2x+cos^5x)^2 ds is equal to
asked
Mar 1, 2019
in
JEE
by
kratos
class-12
jee mains 2018
jee
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