In a Millikan drop experiment, a drop of diameter `10^(-4)` cm with a density of `900 kg/m^3` is observed. The capacitor plates are 2cm apart. A potential of 72V applied across the plates keeps the drop in balance. How many electronic charges are there on the drop?

The plates of a parallel plate capacitor are 5mm apart and 2m^2 in area. The plates are in vacuum. A potential difference of 10000 V is applied across the capacitor. Compute Capacitance

The plates of a parallel plate capacitor are 5mm apart and 2m^2 in area. The plates are in vacuum. A potential difference of 10000 V is applied across the capacitor. Compute The charge on each plate

The plates of a parallel plate capacitor are 5mm apart and 2m^2 in area. The plates are in vacuum. A potential difference of 10000 V is applied across the capacitor. Compute The electric field in the space between them.

The distance between the two plates of a parallel plate air capacitor is 3mm, and the radius of earch plate is 9 cm. It is given a charge of 10^(-7)C with a battery. Determine the energy stored in the capacitor. What will be the values of energy stored if a slab of dielectric constant 4 is introduced between the two plates Keeping the battery connected

The distance between the two plates of a parallel plate air capacitor is 3mm, and the radius of earch plate is 9 cm. It is given a charge of 10^(-7)C with a battery. Determine the energy stored in the capacitor. What will be the values of energy stored if a slab of dielectric constant 4 is introduced between the two plates After removing the battery?

A parallel plate capacitor of plate area 0.2 m^2 and spacing 10^(-2) is charged to 10^(3)V and is then disconnected from the battery. If the plates are pulled apart to double the plates spacing capacitance of the capacitor will be

A parallel plate capacitor of plate area 0.2 m^2 and spacing 10^(-2) is charged to 10^(3)V and is then disconnected from the battery. If the plates are pulled apart to double the plates spacing Final voltage of the capacitor will be

The plates of a parallel-plate capacitor have an area of 90cm^2 each and are separated by 2.5 mm. The capacitor is charged by connecting it to a 400V supply. How much electrostatic energy is stored by the capacitor?