13 JEE Main 2020 Capacitance previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2020 previous-year questions from the Capacitance chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Capacitance chapter hub.
In the circuit shown, charge on the 5 μ F capacitor is :
A parallel plate capacitor has plate of length l , width w and separation of plates is d . It is connected to a battery…
Suppose that intensity of a laser is 315 π   W   m - 2 . The rms electric field, in units of V   m…
For the given input voltage waveform V in  ( t ) , the output voltage waveform V 0 ( t ) , across the capacitor is…
Two capacitors of capacitances C and 2 C are charged to potential differences V and 2 V , respectively. These are then…
A 60 p F capacitor is fully charged by a 20 V supply. It is then disconnected from the supply and is connected to anoth…
In the circuit shown in the figure, the total charge is 750   μ C and the voltage across capacitor C 2 is 20…
A 10   μF capacitor is fully charged to a potential difference of 50   V After removing the source volta…
A 5   μF capacitor is charged fully by a 220   V supply. It is then disconnected from the supply and is…
Effective capacitance of parallel combination of two capacitors C 1 and C 2 is 10 μ F . When these capacitors are…
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