20 JEE Main 2021 Capacitance previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2021 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.
A parallel plate capacitor of capacitance 200 μ F is connected to a battery of 200   V . A dielectric slab of…
In a parallel plate capacitor set up, the plate area of capacitor is 2   m 2 and the plates are separated by 1 …
In the reported figure, a capacitor is formed by placing a compound dielectric between the plates of parallel plate cap…
A capacitor of 50 μ F is connected in a circuit as shown in figure. The charge on the upper plate of the capacitor…
A parallel plate capacitor has plate area 100   m 2 and plate separation of 10   m . The space between the pl…
A capacitor is connected to a 20   V battery through a resistance of 10 Ω . It is found that the potential di…
A parallel plate capacitor whose capacitance C is 14   pF is charged by a battery to a potential difference V = 12…
Four identical rectangular plates with length, l = 2   cm and breadth, b = 3 2   cm are arranged as shown in…
Two equal capacitors are first connected in series and then in parallel. The ratio of the equivalent capacities in the…
Three capacitors C 1 = 2   μ F ,   C 2 = 6   μ F and C 3 = 12   μ F are connected as…
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