400 JEE Main 2020 Physics previous-year questions, grouped chapter-wise, each with a verified answer and full solution.
Every JEE Main 2020 Physics previous-year question, organised by chapter. Each links to a full step-by-step solution with a verified answer key. Use this page to revise exactly what appeared in JEE Main 2020, or open a chapter to see all years.
Four resistance 40   Ω , 60   Ω , 90   Ω 110   Ω and make the arms of a quadril…
In the figure shown, the current in the 10   V battery is close to :
A circuit to verify Ohm's law uses ammeter and voltmeter in series or parallel connected corrected correctly to the res…
In the circuit, given in the figure currents in different branches and value of one resistor are shown. Then potential…
The length of a potentiometer wire is 1200   c m and it carries a current of 60   m A For a cell of e m f …
A galvanometer having a coil resistance 100   Ω gives a full scale deflection when a current of 1 m A is pas…
In the figure, potential difference between A and B is:
A potentiometer wire PQ of 1 m length is connected to a standard cell E 1 . Another cell E 2 of emf 1 . 02   V is…
A galvanometer coil has 500 turns and each turn has an average area of 3 × 10 - 4 m 2 . If a torque of 1 . 5  …
The series combination of two batteries, both of the same emf 10 V , but different internal resistance of 20   &#…
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