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JEE Main 2019 (Online) 9th January Evening Slot

Exam Held on Wed Jan 09 2019 09:30:00 GMT+0000 (Coordinated Universal Time)
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Chemistry

The entropy change associated with the conversion of 1 kg of ice at 273 K to wat...
For the following reaction, in the mass of water produced from 445 g of C<sub>57...
Which of the following conditions in drinking water causes methemoglobinemia ?
The metal that forms nitride by reacting directly with N<sub>2</sub> of air, is...
The correct match between <b>Item I</b> and <b>Item II</b> is : <br><br><style t...
For coagulation of arsenious sulphate sol, which one of the following salt solut...
The complex that has highest crystal field splitting energy ($$\Delta $$), is : ...
The pH of rain water, is approximately :
For the reaction, 2A + B $$ \to $$&nbsp;products, when the concentrations of A a...
If the standard electrode potential for a cell is 2 V at 300 K, the equilibrium ...
The temporary hardness of water is due to :
Good reducing nature of H<sub>3</sub>PO<sub>2</sub> is attributed to the presen...
Which of the following combination of statements is true regarding the interpret...
In which of the following process, the bond order has increased and paramagnetic...
When the first electron gain enthalpy $$\left( {{\Delta _{eg}}H} \right)$$ of ox...
The transition element that has lowest enthalpy of atomisation, is :
At 100<sup>o</sup>C, copper (Cu) has FCC unit cell structure with cell edge leng...
A solution containing 62 g ethylene glycol in 250 g water is cooled to $$-$$ 10<...
Homoleptic octahedral complexes of a metal ion 'M<sup>3+</sup>' with three monod...
The major product in the following reaction is : <br><br><img src="https://imag...
The major product of the following reaction is : <br><br><img src="https://ima...
The major product obtained in the following reaction is : <br><br><img src="htt...
The major product of the following reaction is : <br><br><img src="https://imag...
Consider the following reversible chemical reactions : <br><br><img src="https:...
The correct sequence of amino acids present in the tripeptide given below is : ...
The products formed in the reaction of cumene with O<sub>2</sub><sub></sub> foll...
The tests performed on compound X and their inferences are : <br><br><style typ...
Which of the following compounds is not aromatic ?
The correct statement regarding the given Ellingham diagram is : <br><br><img s...
The increasing basicity order of the following compounds is : <br> <h2 style="te...

Mathematics

The sum of the following series <br><br>$$1 + 6 + {{9\left( {{1^2} + {2^2} + {3^...
For each x$$ \in $$<b>R</b>, let [x] be the greatest integer less than or equal ...
If&nbsp;&nbsp;x = sin<sup>$$-$$1</sup>(sin10) and y = cos<sup>$$-$$1</sup>(cos10...
If&nbsp;&nbsp;0 $$ \le $$ x &lt; $${\pi \over 2}$$, &nbsp;then the number of va...
Let f : [0,1] $$ \to $$&nbsp;<b>R</b> be such that f(xy) = f(x).f(y), for all x...
The coefficient of t<sup>4</sup> in the expansion of $${\left( {{{1 - {t^6}} \ov...
Let z<sub>0</sub> be a root of the quadratic equation, x<sup>2</sup> + x + 1 = 0...
If the system of linear equations <br>x $$-$$ 4y + 7z = g <br>&nbsp;&nbsp;&nbsp...
The area of the region <br><br>A = {(x, y) : 0 $$ \le $$ y $$ \le $$x |x| + 1&n...
Let S be the set of all triangles in the xy-plane, each having one vertex at the...
If both the roots of the quadratic equation x<sup>2</sup> $$-$$ mx + 4 = 0 are r...
The logical statement <br><br>[ $$ \sim $$ ( $$ \sim $$ p $$ \vee $$ q) $$ \vee ...
Let a, b and c be the 7<sup>th</sup>, 11<sup>th</sup> and 13<sup>th</sup> terms ...
The equation of the plane containing the straight line $${x \over 2} = {y \over ...
If&nbsp;&nbsp;&nbsp;$$A = \left[ {\matrix{ {{e^t}} &amp; {{e^{ - t}}\cos t} &...
If&nbsp;&nbsp;&nbsp;$$f\left( x \right) = \int {{{5{x^8} + 7{x^6}} \over {{{\lef...
A data consists of n observations : x<sub>1</sub>, x<sub>2</sub>, . . . . . . .,...
Let f be a differentiable function from <br><br><b>R</b> to <b>R</b> such that ...
If&nbsp;&nbsp;&nbsp;x $$=$$ 3 tan t and y $$=$$ 3 sec t, then the value of $${{{...
Let A(4, $$-$$ 4) and B(9, 6) be points on the parabola, y<sup>2</sup> = 4x. Let...
The number of natural numbers less than 7,000 which can be formed by using the d...
Let A = {x$$ \in $$<b>R</b> : x is not a positive integer}. <br><br>Define a fun...
The number of all possible positive integral values of $$\alpha $$&nbsp; for wh...
Let the equations of two sides of a triangle be 3x $$-$$ 2y + 6 = 0 and 4x + 5y ...
If the lines x = ay + b, z = cy + d and x = a'z + b', y = c'z + d' are perp...
If&nbsp;&nbsp;&nbsp;$$\int\limits_0^{{\pi \over 3}} {{{\tan \theta } \over {\sq...
An urn contains 5 red and 2 green balls. A ball is drawn at random from the urn....
If the circles <br><br>x<sup>2</sup> + y<sup>2</sup> $$-$$ 16x $$-$$ 20y + 164 ...
A hyperbola has its centre at the origin, passes through the point (4, 2) and ha...
Let&nbsp;&nbsp;$$\overrightarrow a = \widehat i + \widehat j + \sqrt 2 \widehat...

Physics

At a given instant, say t = 0, two radioactive substance A and B have equal act...
A power transmission line feeds input power at 2300 V to a srep down transformer...
A force acts on a 2 kg object so that its position is given as a function of tim...
The energy associated with electric field is (U<sub>E</sub>) and with magnetic f...
A particle having the same charge as of electron moves in a ciurcular path of ra...
Two point charges q<sub>1</sub>$$\left( {\sqrt {10} \mu C} \right)$$ and q<sub>2...
Expression for time in terms of G(universal gravitional constant), h (Planck con...
The top of a water tank is open to air and its water level is mainted. It is giv...
The energy required to take a satellite to a height 'h' above Earth surface (rad...
Two Carnot engines A and B are operated in series. The first one, A, receives he...
A series AC circuit containing an inductor (20 mH), a capacitor (120 $$\mu $$F) ...
A particle is executing simple harmonic motion (SHM) of amplitude A, along the x...
A mass of 10 kg is suspended vertically by a rope from the roof. When a horizont...
A 15 g mass of nitrogen gas is enclosed in a vessel at a temperature 27<sup>o</s...
In a Young's double slit experiment, the slits are placed 0.320 mm apart. Light ...
Two plane mirrors are inclined to each other such that a ray of light incident o...
One of the two identical conducting wires of length L is bent in the form of a c...
A rod of mass 'M' and length '2L' is suspended at its middle by a wire. It exhib...
The pitch and the number of divisions, on the circular scale, for a given screw...
Charge is distributed within a sphere of radius R with a volume charge density $...
In a car race on straight road, car A takes a time t less than car B at the fini...
The magnetic field associated with a light wave is given, at the origin, by B = ...
A musician using an open flute of length 50 cm producess second harmonic sound w...
In a communication system operating at wavelength 800 nm, only one percent of so...
The position co-ordinates of a particle moving in a 3-D coordinate system is giv...
Ge and Si diodes start conducting at 0.3 V and 0.7 V respectively. In the follow...
A carbon resistance has a following colour code. What is the value of the resist...
In the given circuit the the internal resistance of the 18 V cell is negligible....
A parallel plate capacitor with square plates is filled with four dielecytrics o...
A rod of length 50 cm is pivoted at one end. It is raised such that if makes an ...

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