4. A flat-plate capacitor of length 20 cm, width 10 cm, and spacing 1 mm, is...
For a parallel-plate capacitor, the plate area is A = 110 mm2, the plate separation is d = 2.5 mm, and the filling dielectric constant εr is 15. (A) Calculate the capacitance of the capacitor: (Unit: pF) (B) After connecting a 11 V battery across the capacitor, calculate E, D, Q, and the total stored electrostatic energy We. (B1) Find the electric filed intensity (E) inside the capacitor: (Unit: V/m) (B2) Find the electric flux density (D) inside the capacitor:...
A parallel-plate air-filled capacitor having area 57 cm2 and plate spacing 1.4 mm is charged to a potential difference of 820 V. Find (a) the capacitance, (b) the magnitude of the charge on each plate, (c) the stored energy, (d) the electric field between the plates, (e) the energy density between the plates.
A parallel-plate air-filled capacitor having area 42.0 cm2 and plate spacing 1.10 mm is charged to a potential difference of 570 V. Find (a) the capacitance, (b) the magnitude of the charge on each plate, (c) the stored energy, (d) the electric field between the plates, (e) the energy density between the plates.
A parallel-plate capacitor with a plate area of 50 mm2 and air between the plates can hold 8.0 pC of charge per volt of potential difference across its plates. When a barium titanate dielectric slab completely fills the space between the plates and the capacitor is connected to a 9.0-V battery, what is the electric field magnitude inside the capacitor? IT IS NOT 1.36 * 102 N/C
A parallel plate capacitor has square plates with sides of length 11 cm. The distance between the plates is 2 mm. The plates are charged up to 20volts. Part A What is the electric field between the plates? Express your answer using three significant figures. Electric field = N/C Part B What is the amount of charge on each plate? charge = C Part C What is the capacitance? Capacitance = μF Part D What is the energy stored by...
A parallel plate capacitor is constructed with circular plates of radius 0.750 cm and plate separation 0.0500 mm. If the capacitor is connected across a 37.2 V source, find: a) the capacitance b) the surface charge on each plate c) The energy stored in the capacitor d) the electric field between the plates e) the energy density between the plates
A parallel-plate air-filled capacitor having area 31 cm2 and plate spacing 3.0 mm is charged to a potential difference of 400 V. Find the following values. (a) the capacitance pF (b) the magnitude of the charge on each plate nC (c) the stored energy μJ (d) the electric field between the plates V/m (e) the energy density between the plates J/m3
A parallel-plate air-filled capacitor having area 44 cm2 and plate spacing 5.0 mm is charged to a potential difference of 850 V. Find the following values. (a) the capacitance (pF) (b) the magnitude of the charge on each plate (nC) (c) the stored energy (μJ) (d) the electric field between the plates (V/m) (e) the energy density between the plates (J/m3)
An air-filled parallel plate capacitor with a plate spacing of 1.90 cm has a capacitance of 4.10 μF. The plate spacing is now doubled and a dielectric is inserted, completely filling the space between the plates. As a result the capacitance becomes 16.9 μF. Calculate the dielectric constant of the inserted material.
A parallel-plate air-filled capacitor having area 40 cm2 and plate spacing 1.5 mm is charged to a potential difference of 830 V. Find (a) the capacitance, (b) the 2 9 5 8 0 magnitude of the charge on each plate, (c) the stored energy, (d) the electric field between the plates, (e) the energy density between the plates (a) Number (b) Number (c) Number (d) Number (e) Number Units Units Units Units Units