Question

An electron with kinetic energy of 5 x 10^−23 J moves in a circular path of radius =2.0 cm inside a solenoid. The magnetic field of the solenoid is perpendicular to the plane of the electron's path. The mass of the electron= 9.1 x 10^−31 kg.

a) Find the strength of the magnetic field inside the solenoid.

b) Find the current in the solenoid if the solenoid has 25 turns per centimeter.

Answer #1

An electron moves at a speed of 19000 m/s in a circular path of
radius 2.2 cm in a solenoid. The magnetic field of the solenoid is
perpendicular to the plane of the electron’s path. The permeability
of free space is 4 π × 10−7 T · m/A. Find the strength of the
magnetic field inside the solenoid. Answer in units of µT.
Find the current in the solenoid if it has 22 turns/cm. Answer
in units of mA.

An electron moves in a circular path perpendicular to a magnetic
field of magnitude 0.265 T. If the kinetic energy of the electron
is 4.50 ✕ 10−19 J, find the speed of the electron and
the radius of the circular path.
(a) the speed of the electron
m/s
(b) the radius of the circular path
μm

an
electron moves with a speed of 8x10 ^ 3 m / s in a circular path of
1cm radius within a solenoid of 2cm radius and 8 cm in length. Find
a) the intensity of the magnetic field inside the solenoid, b) the
current flowing in it if it has 20 turns per cm and c) its
inductance. d) draw a picture indicating the direction of the
current through the solenoid, the generated magnetic field and the
electron rotation

A proton moves on a circular path in a uniform magnetic field
that is perpendicular to the plane of the circle.
Calculate the radius of the circle, if the proton's kinetic
energy is K = 0.23 MeV and magnetic field strength is 1.0T.

Conceptual Example 4 provides background pertinent to this
problem. An electron has a kinetic energy of 2.5 × 10-17
J. It moves on a circular path that is perpendicular to a uniform
magnetic field of magnitude 5.5 × 10-5 T. Determine the
radius of the path.

An electron of kinetic energy 1.73 keV circles in a plane
perpendicular to a uniform magnetic field. The orbit radius is 21.2
cm. Find (a) the electron's speed,
(b) the magnetic field magnitude,
(c) the circling frequency, and
(d) the period of the motion.

In a nuclear experiment a proton with kinetic energy 4.0
MeV moves in a circular path in a uniform magnetic field.
If the magnetic field is B = 1.6 T what is the radius of
the orbit?
What energy must an alpha particle (q = +2e, m = 4.0 u) and a
deuteron (q = +e, m = 2.0 u) have if they are to circulate in the
same orbit? Energy of the alpha? (MeV)
Energy of the deuteron?

A cosmic ray electron moves at 5.25 × 106 m/s
perpendicular to the Earth’s magnetic field at an altitude where
the field strength is 1.0 × 10-5 T.What is the radius,
in meters, of the circular path the electron follows?

A positive charged particle carries 0.9 µC and moves with a
kinetic energy of 0.06 J. It travels through a uniform magnetic
field of
B = 0.4 T.
What is the mass of the particle (in kg )if it moves in the
magnetic field in circular manner with a radius
r = 4.1 m?

(a) At what speed (in m/s) will a proton move in a circular path
of the same radius as an electron that travels at 7.00 ✕ 10^6 m/s
perpendicular to the Earth's magnetic field at an altitude where
the field strength is 1.05 ✕ 10^−5 T? (b) What would the radius (in
m) of the path be if the proton had the same speed as the electron?
(c) What would the radius (in m) be if the proton had the...

ADVERTISEMENT

Get Answers For Free

Most questions answered within 1 hours.

ADVERTISEMENT

asked 5 minutes ago

asked 11 minutes ago

asked 22 minutes ago

asked 23 minutes ago

asked 39 minutes ago

asked 42 minutes ago

asked 48 minutes ago

asked 50 minutes ago

asked 57 minutes ago

asked 58 minutes ago

asked 58 minutes ago

asked 1 hour ago