Contact us
Back

Report Issue

2020 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020
Given figure shows few data points in a photo electric effect experiment for a certain metal. The minimum energy for ejection of electron from its...
JEE Main Physics Easy
View Solution →
Q JEE MAIN 2020
The decreasing order of basicity of the following amines is
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2020
If $y(\alpha)=\sqrt{2\left(\frac{\tan \alpha+\cot \alpha}{1+\tan ^2 \alpha}\right)+\frac{1}{\sin ^2 \alpha}}, \alpha \in\left(\frac{3 \pi}{4}, \pi\right)$ then $\frac{\mathrm{dy}}{\mathrm{d} \alpha}$ at $\alpha=\frac{5 \pi}{6}$ is
JEE Main Mathematics Medium
View Solution →
Q JEE MAIN 2020
A air bubble of radius 1 cm in water has an upward acceleration $9.8 \mathrm{~cm} \mathrm{~s}^{-2}$. The density of water is 1 gm $\mathrm{cm}^{-3}$ and...
JEE Main Physics Medium
View Solution →
Q JEE MAIN 2020
Take the breakdown voltage of the zener diode used in the given circuit as 6 V. For the input voltage shown in figure below, the...
JEE Main Physics Easy
View Solution →
Q JEE MAIN 2020
The true statement amongst the following is
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2020
Let the function, $\mathrm{f}:[-7,0] \rightarrow \mathrm{R}$ be continuous on $[- 7,0]$ and differentiable on $(-7,0)$. If $f(-7)=-3$ and $\mathrm{f}^{\prime}(\mathrm{x}) \leq 2$, for all $\mathrm{x} \in(-7,0)$,...
JEE Main Mathematics Medium
View Solution →
Q JEE MAIN 2020
A battery of 3.0 V is connected to a resistor dissipating 0.5 W of power. If the terminal voltage of the battery is 2.5 V,...
JEE Main Physics Easy
View Solution →
Q JEE MAIN 2020
The processes of calcination and roasting in metallurgical industries, respectively, can Iead to
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2020
A small bar magnet placed with its axis at 30° with an external field of 0.06 T experiences a torque of 0.018 Nm. The minimum...
JEE Main Physics Medium
View Solution →