List of top Physics Questions on electrostatic potential and capacitance asked in MHT CET

Two point charges \( +4 \, \mu\text{C} \) and \( -2 \, \mu\text{C} \) are separated by a distance of 0.3 m in air. What is the magnitude of the electrostatic force between them?
A 5-ohm resistor is connected to a 10 V battery. Calculate the current flowing through the resistor.
The electric field at a point in space is \( 2 \times 10^3 \, \text{N/C} \) and the potential at the same point is \( 100 \, \text{V} \). What is the potential energy of a charge of \( 5 \, \mu\text{C} \) placed at that point?

Four identical condensers are connected in parallel and then in series equivalent capacitance in series to that in parallel combination is

In a parallel plate capacitor, the capacity increases if
A parallel plate condenser with oil (dielectric constant 2) between the plates has capacitance C. lf oil is removed, the capacitance of capacitor becomes
If an electron is brought toward another electron, the electric potential energy of the system