### Find the electric field between the plates

Assignment Help Physics
##### Reference no: EM13318193

A parallel plate capacitor has square plates with sides of length 20 cm. The distance between the plates is 1 mm. The plates are charged up to 10volts.

A. What is the electric field between the plates?

B. What is the amount of charge on each plate?

C. What is the capacitance? (uF)

D. What is the energy stored by the capacitor? (nJ)

E. The space between the plates is filled with a dielectric which has a dielectric constant of 20, and the new capacitor is charged up to the same voltage as before. How much energy is stored in the capacitor now? (nJ)

### Previous Q& A

#### Explain catalyst to produce solid potassium chloride

A mass of solid potassium chlorate undergoes thermal decomposition in the presence of a catalyst (manganese dioxide) to produce solid potassium chloride and oxygen gas.

#### Which pipe size is more economical at an interest rate

A larger-diameter pipeline will cost \$2.1 million installed, but its operating cost will be only \$8000 per month. Which pipe size is more economical at an interest rate of 1% per month on the basis of an annual worth analysis

#### Obtain the magnitude of the electric field

A charge (uniform linear density = 9.0 nC/m) lies on a string that is stretched along an x axis from x = 0 to x = 3.0 m

#### How long would it be before the company could sell property

A multinational engineering consulting firm that wants to provide resort accommodations to certain clients is considering the purchase of a three-bedroom lodge in upper Montana that will cost \$250,000.

#### Explain the number of moles of nitrogen in the container

1.5 mol of oxygen are mixed with an unknown amount of nitrogen in a 2.0 L container at a temperature of 26.0C. If the final pressure of the mixture is 20.3 atm, what is the number of moles of nitrogen in the container

#### Find the magnitude of the net force exerted on the dipole

An infinite line of positive charge lies along the y axis, with charge density ? = 1.20 ?C/m. find the magnitude of the net force exerted on the dipole

#### Calculate depth h of mud for the concrete retaining wall

calculate the depth h of mud for which the 3m concrete retaining wall is on the verge of tipping about its forward edge A. the density of mud may be taken to be 1760 kg/m3 and that of concrete to be 2400 kg/m3.

#### Find the speed of the proton

A proton is released from rest in a uniform electric field of magnitude 1.08^5 N/C. Find the speed of the proton after it has traveled

#### What is the change of dimensionless entropy solely

Take two containers, each with volume 0.1 m3, containing ideal gases of monatomic He at T= 104 K and diatomic N2 at T = 236 K, What is the change of dimensionless entropy solely due to the fact that the gases have more volume accessible

#### Does steel have adequate charpy v notch fracture toughness

the average values of the test results at four different test temperatires were found to be 10ft.lb -(-50 F) 15 ft.lb- 0F 40 ft.lb- 40F 60 ft.lb-100 F the bridge will be located ina region where specifications require minimum of 25 ft.

### Similar Q& A

#### What is the frequency of light emitted by a inas led

The semiconducting compound InAs is widely used for infrared light emitting diodes (LED's). What is the frequency of light emitted by a InAs LED

#### How much charge flows past a point in the wire

A wire loop that encloses an area of 10 cm2 has a resistance of 5 Ohms. How much charge flows past a point in the wire

#### What is the momentum of the incident photon

An x-ray photon of 0.13 nm strikes a metal and undergoes Compton scattering of the electrons in the metal. What is the momentum of the incident photon

#### Find the potential difference between plates

Attempting to stop on a slippery road, a car moving at 80 skids across road at a 30 angle to its initial motion, coming to a stop in 3.8.

#### Assume the film has the minimum thickness

A thin soap film (n = 1.33) has the uniform thickness. When white light strikes the film at normal incidence, blue light (b = 440 nm) is constructively reflected.

#### What is the wavelength in the string

A 125-cm-long, 5.0 g string oscillates in its n = 2 mode with a frequency of 190 Hz, What is the wavelength in the string

#### What is the magnitude of the final velocity

A spherical bowling ball with mass m = 3.3 kg and radius R = 0.11 m is thrown down the lane with an initial speed of v = 8.9 m/s. What is the magnitude of the final velocity

#### Explain how fast is the bus traveling

When she reaches the bus, explain how fast is the bus traveling? If the student's top speed is 2.20m/s^2 , will she catch the bus? What is the minimum speed the student must have to just catch up with the bus?

#### Calculate the capacitance of the second capacitor

a capacitor is connected across the terminals of an ac generator that has a frequency of 448 Hz and supplies a voltage of 21 V. Find the capacitance of the second capacitor.

#### Compute the magnetic field strength at the center of coil

A piece of copper wire has a resistance per unit length of 5.95 10-3 ?/m. Find the magnetic field strength at the center of the coil

#### How long does the spaceship pilot measure the field to be

A broken-down spaceship (Star Wreck?) flies across an international soccer field, How long does the spaceship pilot measure the field to be

#### How much electrical energy is consumed by the freezer

A freezer has a coefficient of performance of 2.40. The freezer is to convert 1.98kg of water at 26.0 oC to 1.98kg of ice at -5.00 oC in 1 hour. How much electrical energy is consumed by the freezer during this hour 