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Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2024
Twelve wires each having resistance $2 \Omega$ are joined to form a cube. A battery of 6 V emf is joined across point a and...
JEE Main Physics Medium
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Q JEE MAIN
The current in a conductor is expressed as $I=3 t^2+4 t^3$, where I is in Ampere and t is in second. The amount of electric...
JEE Main Physics Easy
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Q JEE MAIN 2024
In the given figure R_1=10Ω,R_2=8Ω,R_3=4Ω and R_4=8Ω. Battery is ideal with emf 12" " V. Equivalent resistant of the circuit and current supplied by battery...
JEE Main Physics Medium
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Q JEE MAIN 2024
To measure the internal resistance of a battery, potentiometer is used. For $\mathrm{R}=10 \Omega$, the balance point is observed at $\ell=500 \mathrm{~cm}$ and for $...
JEE Main Physics Hard
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Q JEE MAIN 2024
The resistances of the platinum wire of a platinum resistance thermometer at the ice point and steam point are 8 and 10respectively. After inserting in...
JEE Main Physics Medium
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Q JEE MAIN
A galvanometer has a resistance of 50Ω and it allows maximum current of 5mA. It can be converted into voltmeter to measure upto 100V by...
JEE Main Physics Easy
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Q JEE MAIN
The reading in the ideal voltmeter (V) shown in the given circuit diagram is
JEE Main Physics Easy
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Q JEE-Main_2024
Two cells are connected in opposition as shown. Cell $E_1$ is of 8V emf and 2Ω internal resistance; the cell $E_2$ is of 2V emf...
JEE Main Physics Easy
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Q JEE-Main_2024
An electric toaster has resistance of 60Ω at room temperature $\left(27^{\circ} \mathrm{C}\right)$. The toaster is connected to a 220 V supply. If the current flowing...
JEE Main Physics Medium
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Q JEE-Main_2024
A potential divider circuit is shown in figure. The output voltage $\mathrm{V}_0$ is
JEE Main Physics Easy
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