Question

The figure shows a circular region of radius R = 4.17 cm in which an electric flux is directed out of the plane of the page. The flux encircled by a concentric circle of radius r is given by E,enc = (0.600 V·m/s)(r/R)t, where r ≤ R and t is in seconds. What is the magnitude of the induced magnetic field at radial distance 2.17 cm? 1.325*10^17 T is wrong

Answer #1

Electric flux

Ampere Maxwell law

From above two relations,

Electric flux

Magnitude of induced magnetic field is

There is a uniform electric flux perpendicular to a circular
region of radius R = 2.2 cm. The electric flux is only contained
within the circular region, and the total value can be expressed by
the following function: ΦE = 5.3t, where ΦE is in V⋅m when t is in
seconds. At a radial distance of 4.0 cm from the center of the
circle, what is the magnitude of the induced magnetic field?
Express your answer in fT (femtoteslas). Femto-...

1)in the figure below and electric field is directed out of the
page within a circular region of radius R=2.75cm. the field
magnitude is E=(0.410 v/m*s)(1-r/R)t where the t is in seconds and
the r is the radial distance
a) what is the magnitude of the induced magnetic filed at a
radial distance of 2cm?
b)what is the magnitude of the induced magnetic filed at a
radial distance of 5cm?

a) There is a uniform electric flux perpendicular to a circular
region of radius R = 2.8 cm. The electric flux is only
contained within the circular region, and the total value can be
expressed by the following function: ΦE =
6.3t, where ΦE is in V⋅m when
t is in seconds. At a radial distance of 4.9 cm from the
center of the circle, what is the magnitude of the induced magnetic
field? Express your answer in fT (femtoteslas)....

Uniform displacement-current density. The figure shows
a circular region of radius R = 3.70 cm in which a
displacement current is directed out of the page.The displacement
current has a uniform density of magnitude
Jd = 8.90 A/m2. What is the
magnitude of the magnetic field due to the displacement current at
radial distances (a) 1.40 cmand
(b) 4.50 cm?
(In nT)

Suppose that you have a circular magnetic field ‘B’ of radius R
= 9.0 cm, pointing inside the page and if this field is increased
at the rate dB/dt = 0.15 T/sec. calculate (a) the magnitude of
induced electric field at a point within the magnetic field at a
distance r =5.0 cm, from the center of the field and (b) the
magnitude of the induced electric field at a point out side the
magnetic field at a distance r...

A circular loop of radius 11.9 cm is placed in a uniform
magnetic field.
(a) If the field is directed perpendicular to the plane of the
loop and the magnetic flux through the loop is 7.40 ✕
10−3 T · m2, what is the strength of the
magnetic field?
T
(b) If the magnetic field is directed parallel to the plane of the
loop, what is the magnetic flux through the loop?
T · m2

A circular area of radius R=8.5 cm has a magnetic field into the
page. This field is time-varying such that dB/dt = 0.13 T/s. Take
the positive direction to be into the page, and assume an idealized
field that is zero immediately outside R. (a) Describe the Electric
field generated by this time-varying B-field (draw a diagram). (b)
Find an expression for the magnitude of E of the induced electric
field for r < R. Evaluate at r=5 cm. (c)...

A 29-turn circular coil of radius 3.40 cm and resistance 1.00 Ω
is placed in a magnetic field directed perpendicular to the plane
of the coil. The magnitude of the magnetic field varies in time
according to the expression B = 0.010 0t + 0.040
0t2, where B is in teslas and
t is in seconds. Calculate the induced emf in the coil at
t = 4.60 s.

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...

A circular area with a radius of 6.20 cm lies in the
xy-plane.
Part A) What is the magnitude of the magnetic flux through this
circle due to a uniform magnetic field with a magnitude of 0.220 T
in the + z -direction?
Part B) What is the magnitude of the magnetic flux through this
circle due to the same magnetic field (with a magnitude of 0.220 T
), now at an angle of 54.4 ∘ from the + z...

ADVERTISEMENT

Get Answers For Free

Most questions answered within 1 hours.

ADVERTISEMENT

asked 4 minutes ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 2 hours ago

asked 2 hours ago

asked 2 hours ago

asked 3 hours ago

asked 3 hours ago