Consider a spherical capacitor of inner radius a and outer radius b. One half of the capaci- tor is filled with an dielectric ɛ1 and the other half with an dielectric ɛ1, as shown in the figure. -Q +Q & Calculate: (a) The electric displacements Dị and D2. (b) The electric fields Ē and E2. (c) The Capacitance C.
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- please helpGeothermal energy uses the subsurface level of the earth to heat up water converting it to steam and then using the steam to turn a turbine attached to a generator to generate electric energy. If the geothermal energy conversion process is 46% efficient and there was 789 J of electricity produced, how much energy did the steam have before reaching the turbine?formula eff=output/input x100A spherical capacitor contains a charge of 3.00 nC when connected to a potential difference of 230.0 V. Its plates are separated by vacuum and the inner radius of the outer shell is 4.30 cm. Calculate the capacitance.
- Consider the Earth and a cloud layer 900 m above the planet to be the plates of a parallel-plate capacitor. (a) If the cloud layer has an area of 3.0 km2 = 3000000 m2, what is the capacitance? (b) If an electric field strength greater than 3.0 ✕ 106 N/C causes the air to break down and conduct charge (lightning), what is the maximum charge the cloud can hold?plz answer, thankssTo appreciate the size of a 1 [F] capacitor, consider a parallel-plate capacitor filled with air and a separation of 1 [mm]. Find the area needed to provide 1 [F] capacitance. -Use numbers when answering, rounding to the hundredths in the format 0.00 -Input your answers in units of [km²] X 112,994.35
- A certain parallel-plate capacitor consists of two plates, each with area 2.00 x 102cm2, and separated by a gap of 0.400 cm. (Assume air as the dielectric material.) a) What is the capacitance of this capacitor? b) If the capacitor is connected across a 500.0 V source, what charge will it hold? c) What is the magnitude of the electric field between the plates of the capacitor? (under the conditions of part b)?What is the capacitance in units of micro-Farads of a parallel plate capacitor having plates of area 1.25 m2 that are separated by 0.0241 mm of a film with a dielectric constant = 5.8?Consider a parallel-plate capacitor made up of two conducting plates with dimensions 34 mm × 18 mm. a) If the separation between the plates is 1.1 mm, what is the capacitance, in pF, between them? b) If there is 0.32 nC of charged stored on the positive plate, what is the potential, in volts, across the capacitor? c) What is the magnitude of the electric field, in newtons per coulomb, inside this capacitor? d) If the separation between the plates doubles, what will the electric field be if the charge is kept constant?
- An air-filled parallel-plate capacitor has plates of area 2.10 cm2 separated by 1.80 mm. The capacitor is connected to a(n) 22.0 V battery. (a) Find the value of its capacitance. (b) What is the charge on the capacitor? (c) What is the magnitude of the uniform electric field between the plates?You have a capacitor made of two sheets of foil of area 2.7 cm2 separated by a distance 0.5 mm. a) what is the capacitance (in pF(10-12F)) of this capacitor? b) what is the voltage across the capacitor if 7 x 10-12 C is stored? c) how much energy is stored in the capacitor?A l-megabit computer memory chip contains many 60.0 X 10-15-F capacitors. Each capacitor has a plate area of 21.0 X 10-12 m. Determine the plate separation of such a capacitor. (Assume a parallel-plate configuration.) The diameter of an atom is on the order of 10-10 m 1 Å. Express the plate separa- tion in angstroms.