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## JEE Main 2019 (Online) 11th January Morning Slot

Exam Held on Fri Jan 11 2019 03:30:00 GMT+0000 (Coordinated Universal Time)
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## Chemistry

The amphoteric hydroxide is :
If a reaction follows the Arrhenius equation, the plot ln k vs $${1 \over {\left... Match the metals (column I) with the coordination compound(s)/enzyme(s) (column ... The concentration of dissolved oxygen (DO) in cold water can go upto : The chloride that CANNOT get hydrolysed is : The correct statements among (a) to (d) regarding H<sub>2</sub> as a fuel are : ... Peroxyacetyl nitrate (PAN), an eye irritant is produced by : The element that usually does NOT show variable oxidation states is : For the cell Zn(s) |Zn<sup>2+</sup> (aq)| |M<sup>x+</sup> (aq)| M(s), different ... The correct order of the atomic radii of C, Cs, Al, and S is : A 10 mg effervescent tablet containing sodium bicarbonate and oxalic acid releas... Match the ores (column A) with the metals (column B) : <br><br><style type="tex... NaH is an example of : An example of solid sol is : Consider the reaction <br>N<sub>2</sub>(g) + 3H<sub>2</sub>(g)&nbsp;$$\rightlef...
The correct match between item (I) and item (II) is : <br><br><style type="text...
For the chemical reaction X $$\rightleftharpoons$$ Y, the standard reaction Gi...
A solid having density of 9$$\times$$10<sup>3</sup> kg m<sup>–3</sup> forms fa...
Heat treatment of muscular pain involves radiation of wavelength of about 900 nm...
An organic compound is estimated through Duma's method and was found to evolve 6...
The correct match between items I and II is : <br><br><style type="text/css"> ....
The freezing point of a diluted milk sample is found to be –0.2<sup>o</sup>C, wh...
Two blocks of the same metal having same mass and at temperature T<sub>1</sub> a...
The major product of the following reaction is : <br><br><img src="https://imag...
Among the following compounds, which one is found in RNA ?
Which compound (s) out of the following is/are not aromatic ? <br><br><img src=...
The major product of the following reaction is <br><br><img src="https://imagex...
The major product of the following reaction is : <br><br><img src="https://imag...
The major product of the following reaction is : <br><br><img src="https://imag...
The polymer obtained from the following reaction is : <br><br><img src="https:/...

## Mathematics

Let $$f\left( x \right) = \left\{ {\matrix{ { - 1} &amp; { - 2 \le x &lt; 0} ... The sum of an infinite geometric series with positive terms is 3 and the sum of ... In a triangle, the sum of lengths of two sides is x and the product of the lengt... The value of r for which <sup>20</sup>C<sub>r</sub>&nbsp;<sup>20</sup>C<sub>0</s... The value of the integral$$\int\limits_{ - 2}^2 {{{{{\sin }^2}x} \over { \left[...
Equation of a common tangent to the parabola y<sup>2</sup> = 4x and the hyperbol...
If the system of linear equations <br>2x + 2y + 3z = a <br>3x – y + 5z = b <br>x...
If&nbsp;&nbsp;$$\int {{{\sqrt {1 - {x^2}} } \over {{x^4}}}}$$ dx = A(x)$${\left... The plane containing the line$${{x - 3} \over 2} = {{y + 2} \over { - 1}} = {{z...
The sum of the real values of x for which the middle term in the binomial expans...
Let&nbsp;&nbsp;$$\overrightarrow a = \widehat i + 2\widehat j + 4\widehat k,$$&...
The straight line x + 2y = 1 meets the coordinate axes at A and B. A circle is d...
The maximum value of the function f(x) = 3x<sup>3</sup> – 18x<sup>2</sup> + 27x...
If q is false and p $$\wedge$$ q $$\leftrightarrow$$ r is true, then which ...
The outcome of each of 30 items was observed; 10 items gave an outcome $${1 \ove... If one real root of the quadratic equation 81x<sup>2</sup> + kx + 256 = 0 is cub... A square is inscribed in the circle x<sup>2</sup> + y<sup>2</sup> – 6x + 8y – 10... If y(x) is the solution of the differential equation&nbsp;$${{dy} \over {dx}} + ...
Let A = $$\left( {\matrix{ 0 &amp; {2q} &amp; r \cr p &amp; q &amp; { - ... Let [x] denote the greatest integer less than or equal to x. Then$$\mathop {\li...
The direction ratios of normal to the plane through the points (0, –1, 0) and (0...
If tangents are drawn to the ellipse x2<sup></sup> + 2y<sup>2</sup> = 2 at all...
If &nbsp;xlog<sub>e</sub>(log<sub>e</sub>x) $$-$$ x<sup>2</sup> + y<sup>2</sup> ...
Let f : R $$\to$$ R be defined by f(x) = $${x \over {1 + {x^2}}},x \in R$$.&nb...
The area (in sq. units) of the region bounded by the curve x<sup>2</sup> = 4y an...
Let a<sub>1</sub>, a<sub>2</sub>, . . . . . ., a<sub>10</sub> be a G.P. &nbsp;...
Let f<sub>k</sub>(x) = $${1 \over k}\left( {{{\sin }^k}x + {{\cos }^k}x} \right)... Let$${\left( { - 2 - {1 \over 3}i} \right)^3} = {{x + iy} \over {27}}\left( {i...
Two integers are selected at random from the set {1, 2, ...., 11}. Given that th...
Two circles with equal radii are intersecting at the points (0, 1) and (0, –1). ...

## Physics

A particle undergoing simple harmonic motion has time dependent displacement giv...
A gas mixture consists of 3 moles of oxygen and 5 moles of argon at temperature ...
A rigid diatomic ideal gas undergoes an adiabatic process at room temperature. T...
Ice at –20<sup>o</sup>C is added to 50 g of water at 40<sup>o</sup>C. When the t...
In a Young's double slit experiment, the path difference, at a certain point on ...
A satellite is revolving in a circular orbit at a height h form the earth surfac...
A hydrogen atom, initially in the ground state is excited by absorbing a photon ...
In an experiment, electrons are accelerated, from rest, by applying a voltage of...
An amplitude modulated signal is given by V(t) = 10[1 + 0.3cos(2.2 $$\times$$ ...
An object is at a distance of 20 m from a convex lens of focal length 0.3 m. The...
If the de Broglie wavelength of an electron is equal to the 10<sup>–3</sup> tim...
A particle is moving along a circular path with a constant speed of 10 ms<sup>–1...
There are two long co-axial solenoids of same length $$l$$. The inner and outer ...
The force of interaction between two atoms is given by F = $$\alpha$$$$\beta$$...
Two equal resistances when connected in series to a battery, consume electric po...
A body of mass 1 kg falls freely from a height of 100 m, on a platform mass 3 kg...
A liquid of density $$\rho$$ is coming out of a hose pipe of radius a with hori...
A body is projected at t = 0 with a velocity 10 ms<sup>–1</sup> at an angle of ...
Equation of travelling wave on a stretched string of linear density 5 g/m is y =...
An electromagnetic wave of intensity 50 Wm<sup>–2</sup> enters in a medium of re...
The variation of refractive index of a crown glass thin prism with wavelength of...
In the figure shown below, the charge on the left plate of the 10$$\mu$$F capac...
Three charges Q, + q and + q are placed at the vertices of a right-angle isoscel...
The given graph shows variation (with distance r form centre) of : <br><br><img...
The resistance of the meter bridge AB in given figure is 4 $$\Omega$$. With a c...
In the circuit shown, <br><br><img src="https://imagex.cdn.examgoal.net/mmwtUDh...
In a Wheatstone bridge(see fig.), Resistances P and Q are approximately equal. W...
A slab is subjected to two forces $$\overrightarrow {{F_1}}$$ and \overrighta...
An equilateral triangle ABC is cut from a thin solid sheet of wood. (see figure)...
In the given circuit the current through Zener Diode is close to: <br><br><img ...

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