Question

A 0.180–A current is charging a capacitor that has circular plates 14.0 cm in radius. The...

A 0.180–A current is charging a capacitor that has circular plates 14.0 cm in radius. The plate separation is 4.00 mm.

(a) What is the time rate of increase of electric field between the plates?
__________V/(m·s)

(b) What is the magnetic field between the plates 5.00 cm from the center?
___________ T

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A current of 0.50A is charging a circular plate capacitor with a radius of 8.6cm. If...
A current of 0.50A is charging a circular plate capacitor with a radius of 8.6cm. If the separation of the plates is 1.3mm, (a) what is the time ratio of the increase in the electric field between the plates (dE / dt)? (b) What is the magnitude of the magnetic field between the plates 4.5cm from the center?
A parallel-plate capacitor has circular plates and no dielectric between the plates. Each plate has a...
A parallel-plate capacitor has circular plates and no dielectric between the plates. Each plate has a radius equal to 2.2 cm and the plates are separated by 1.1 mm. Charge is flowing onto the upper plate (and off the lower plate) at a rate of 2.9 A. (a) Find the rate of change of the electric field strength in the region between the plates. V/m·s (b) Compute the displacement current between the plates and show that it equals 2.9 A....
Suppose that a parallel-plate capacitor has circular plates with radius R = 34 mm and a...
Suppose that a parallel-plate capacitor has circular plates with radius R = 34 mm and a plate separation of 6.9 mm. Suppose also that a sinusoidal potential difference with a maximum value of 120 V and a frequency of 51 Hz is applied across the plates; that is, V = (120 V) sin[2π(51 Hz)t]. Find Bmax(R), the maximum value of the induced magnetic field that occurs at r = R.
Suppose that a parallel-plate capacitor has circular plates with radius R = 43 mm and a...
Suppose that a parallel-plate capacitor has circular plates with radius R = 43 mm and a plate separation of 5.1 mm. Suppose also that a sinusoidal potential difference with a maximum value of 170 V and a frequency of 47 Hz is applied across the plates; that is, V = (170 V) sin[2?(47 Hz)t]. Find Bmax(R), the maximum value of the induced magnetic field that occurs at r = R.
Suppose that a parallel-plate capacitor has circular plates with radius R = 43 mm and a...
Suppose that a parallel-plate capacitor has circular plates with radius R = 43 mm and a plate separation of 4.3 mm. Suppose also that a sinusoidal potential difference with a maximum value of 120 V and a frequency of 72 Hz is applied across the plates; that is, V = (120 V) sin[2π(72 Hz)t]. Find Bmax(R), the maximum value of the induced magnetic field that occurs at r = R.
As a parallel-plate capacitor with circular plates 25 cm in diameter is being charged, the current...
As a parallel-plate capacitor with circular plates 25 cm in diameter is being charged, the current density of the displacement current in the region between the plates is uniform and has a magnitude of 27 A/m2. (a) Calculate the magnitude B of the magnetic field at a distance r = 54 mm from the axis of symmetry of this region. (b) Calculate dE/dt in this region.
Suppose that a parallel-plate capacitor has circular plates with radius R = 25.0 mm and a...
Suppose that a parallel-plate capacitor has circular plates with radius R = 25.0 mm and a plate separation of 4.8 mm. Suppose also that a sinusoidal potential difference with a maximum value of 180 V and a frequency of 60 Hz is applied across the plates; that is V=(180.0 V)sin((2.*π)*(60 Hz * t)). Find Bmax(R), the maximum value of the induced magnetic field that occurs at r = R. Find B(r = 12.5 mm). Find B(r = 50.0 mm). Find...
A battery with potential different E charges an ideal circular parallel-plate capacitor of capacitance C, plate...
A battery with potential different E charges an ideal circular parallel-plate capacitor of capacitance C, plate radius r0 and separation between the plates d, through a wire with resistance R. The total charge on each plate as a function of time is : Q(t) = CE(1-eˆ(-t/RC)). Consider the surface charge density uniform on the plates. 1. Find the electric flux between the plates as a function of time. 2. The rate of change of the electric flux between the plates...
A capacitor with parallel circular plates of radius R is discharging via a current of 12.0...
A capacitor with parallel circular plates of radius R is discharging via a current of 12.0 A. Consider a loop of radius R/6 that is centered on the central axis between the plates. How much displacement current is encircled by the loop? Tries 0/10 The maximum induced magnetic field has a magnitude of 38 mT. At what radial distance from the central axis of the plate is the magnitude of the induced magnetic field 15.20 mT? (enter as a fraction...
Suppose that a parallel-plate capacitor has circular plates with radius R = 75.0 mm and a...
Suppose that a parallel-plate capacitor has circular plates with radius R = 75.0 mm and a plate separation of 5.2 mm. Suppose also that a sinusoidal potential difference with a maximum value of 140 V and a frequency of 60 Hz is applied across the plates; that is V=(140.0 V)sin((2.*π)*(60 Hz * t)). a) Find Bmax(R), the maximum value of the induced magnetic field that occurs at r = R. b) Find B(r = 37.5 mm). c) Find B(r =...