4. A parallel plate capacitor of capacitance Co has plates of area A with separation d between them. When it is connected to a battery of voltage Vo, it has charge of magnitude Qo on its plates. It is then disconnected from the battery and the plates are pulled apart to a separation 2d without discharging them. After the plates are 2d apart, the new capacitance and the potential difference between the plates are: (Show all steps) [2 marks] ½ Co, ½ Vo a. b. % Co, 2Vo Co, Vo Co, 2Vo 2Co, 2Vo с. d. е.

4. A parallel plate capacitor of capacitance Co has plates of area A with separation d between them. When it is connected to a battery of voltage Vo, it has charge of magnitude Qo on its plates. It is then disconnected from the battery and the plates are pulled apart to a separation 2d without discharging them. After the plates are 2d apart, the new capacitance and the potential difference between the plates are: (Show all steps) [2 marks] ½ Co, ½ Vo a. b. % Co, 2Vo Co, Vo Co, 2Vo 2Co, 2Vo с. d. е.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

Time left 1:0736 A parallel plate capacitor of capacitance C, has plates of area A with separation d between them. When it is connected to a battery of voltage V, it has charge of magnitude Qo on its plates. The plates are pulled apart to a separation 2d while the capacitor remains connected to the battery. After the plates are 2d apart, the magnitude of the charge on the plates and the potential difference between themn are
Question 2 Consider a capacitor made with square plates that are 1 cm on a side, and separated by 0.01 mm, with paper (dielectric constant-3.6) between the plates. a) What is the capacitance of the capacitor?
4
I need the answer as soon as possible
Determine smallest plate area for s Myler-filled parallel plate capacitor with a capacitance C = 0.6 nF that can withstand Max potential difference of 1000V before it breakes down. The dielectric constant of Mylar is 3.2 and the dielectric strength of myler is 7.0*10^6 V/m.
A metal parallel plate capacitor has 100mm diameter and the distance between the plates is 1mm. The capacitor is placed in air. Calculate the potential difference between the plates if the force on each plate is 0.035N
A parallel-plate capacitor illustrated in the figure has a plate area of 10 cm² that are separated by a distance of 1 mm. This capacitor can be thought of two capacitors made from different dielectrics connected in parallel. The two regions have relative permittivities of 2 and 3 respectively. Determine the total capacitance of the parallel plate capacitor. ←A/2 A d A B O (The answer cannot be found on the other choices.) O 53.1251 pF 22.1354 pF O 21.2501 pF O 5.3125 pF
Capacitance Problem 3: Two parallel plates have charges +Q and −Q, as shown. The magnitude of the charges is 29.7nC, the area of each plate is A=0.0105 m2, and the distance between them is d = 8.53cm. The plates are surrounded by air. Part (f) If the area is doubled to 2A while the gap is decreased to 14d, then what is the value, in picofarads, of the new capacitance? Part (g) What is the new value, in volts, of potential difference between the plates with the original charges, +Q and −Q, given the increased area and reduced gap of Part (f)?
In Figure at the right, how much charge is stored on the parallel-platecapacitors by the 12 V battery? One is filled with air, and the other isfilled with a dielectric for which k= 3.00; both capacitors have aplate area of A = 5.00 × 10-3 m2and a plate separation of 2.00 mm
Question 22 On the square plates of an air-filled parallel-plate capacitor, equal but opposite charges Q are arranged. The plates are then pulled apart to double their initial separation, which is small compared to the dimensions of the plates. Which of the claims concerning this capacitor is correct? (There may be several right answers.) The capacitance has doubled. The energy density in the capacitor has increased. The potential difference across the plates has doubled. The energy stored in the capacitor has doubled. The electric field between the plates has increased.
Capacitance Problem 8: A 0.072 μF capacitor is being held at a potential difference of 466 μV. Part (b) If you measure the size of each plate to be 49 cm2, how far apart are the plates, in micrometers?