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2019 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2019
In a double-slit experiment, green light $(5303 \AA)$ falls on a double slit having a separation of $19.44 \mu \mathrm{~m}$ and a width of $...
JEE Main Physics Medium
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Q JEE MAIN 2019
A monochromatic light is incident at a certain angle on an equilateral triangular prism and suffers minimum deviation. If the refractive index of the material...
JEE Main Physics Easy
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Q JEE MAIN 2019
The vertices $B$ and $C$ of a $\triangle A B C$ lie on the line, $\frac{x+2}{3}=\frac{y-1}{0}=\frac{z}{4}$ such that $B C=5$ units. Then the area (in...
JEE Main Mathematics Hard
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Q JEE MAIN 2019
A power transmission line feeds input power at 2300 V to a step down transformer with its primary windings having 4000 turns. The output power...
JEE Main Physics Easy
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Q JEE MAIN 2019
A pendulum is executing simple harmonic motion and its maximum kinetic energy is $\mathrm{K}_1$. If the length of the pendulum is doubled and it performs...
JEE Main Physics Medium
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Q JEE MAIN 2019
If $m$ is chosen in the quadratic equation $\left(m^2+1\right) x^2-3 x+\left(m^2+1\right)^2=0$ such that the sum of its roots is greatest, then the absolute difference of...
JEE Main Mathematics Easy
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Q JEE MAIN 2019
If the system of equations 2x+3y-z=0, x+ky-2z=0 and $2 x-y+z=0$ has a non-trivial solution $(x, y, z)$, then $\frac{x}{y}+\frac{y}{z}+\frac{z}{x}+k$ is equal to :
JEE Main Mathematics Medium
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Q JEE MAIN 2019
Seven capacitors, each of capacitance $2 \mu \mathrm{~F}$, are to be connected in a configuration to obtain an effective capacitance of $\left(\frac{6}{13}\right) \mu \mathrm{F}$. Which...
JEE Main Physics Medium
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Q JEE MAIN 2019
Two poles standing on a horizontal ground are of heights 5 m and 10 m respectively. The line joining their tops makes an angle of...
JEE Main Mathematics Easy
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Q JEE MAIN 2019
A particle of mass $m$ and charge $q$ is in an electric and magnetic field given by $$ \vec{E}=2 \hat{j}+3 \hat{j} ; \vec{B}=4 \hat{j}+6 \hat{k}...
JEE Main Physics Easy
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