2020 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020

A Carnot engine having an efficiency of $\frac{1}{10}$ is being used as a refrigerator. If the work done on the refrigerator is 10 J ,...

JEE Main Physics Easy

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Q JEE MAIN 2020

The relative strength of interionic/ intermolecular forces in decreasing order is :

JEE Main Chemistry Easy

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Q JEE MAIN 2020

A galvanometer having a coil resistance $100 \Omega$ gives a full scale deflection when a current of 1 mA is passed through it. What is...

JEE Main Physics Easy

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Q JEE MAIN 2020

Consider the following reaction:

The product ‘X’ is used

JEE Main Chemistry Easy

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Q JEE MAIN 2020

A transverse wave travels on a taut steel wire with a velocity of v when tension in it is $2.06 \times 10^4 \mathrm{~N}$. When the...

JEE Main Physics Easy

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Q JEE MAIN 2020

Oxidation number of potassium in $\mathrm{K}_2 \mathrm{O}, \mathrm{K}_2 \mathrm{O}_2$ and $\mathrm{KO}_2$, respectively, is

JEE Main Chemistry Easy

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Q JEE MAIN 2021

An object is gradually moving away from the focal point of a concave mirror along the axis of the mirror. The graphical representation of the...

JEE Main Physics Hard

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Q JEE MAIN 2020

The increasing order of $\mathrm{pK}_{\mathrm{b}}$ for the following compounds will be

JEE Main Chemistry Easy

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Q JEE MAIN 2021

Consider a mixture of n moles of helium gas and $2 n$ moles of oxygen gas (molecules taken to be rigid) as an ideal gas....

JEE Main Physics Medium

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Q JEE MAIN 2020

Match the following

JEE Main Chemistry Medium

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