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How can you reverse the direction of the magnetic field in a wire produced by an electric current?
You can reverse the direction of the magnetic field by reversing the direction of the electrical current.
What is the difference between Transverse Electrical mode and Transverse Electrical Magnetic mode?
Transverse modes are classified into different types:TE modes (Transverse Electric) no electric field in the direction of propagation.TM modes (Transverse Magnetic) no magnetic field in the direction of propagation.TEM modes (Transverse Electromagnetic) no electric nor magnetic field in the direction of propagation.Hybrid modes nonzero electric and magnetic fields in the direction of propagation.
What is the direction of induced current in lenzs law?
According to Lenz's Law, the direction of the induced current is such that it opposes the change in magnetic flux that produced it. If the magnetic field through a loop is increasing, the induced current will flow in a direction that creates a magnetic field opposing that increase. Conversely, if the magnetic field is decreasing, the induced current will flow in a direction that attempts to maintain the original magnetic field. This principle ensures the conservation of energy in electromagnetic systems.
What is the direction of the magnetic field if the current is directed upward or downward?
The direction of the magnetic field is counterclockwise or clockwise. For a current flowing in a wire you can use the "left hand rule" If you take your left hand and have the thumb point in direction of electron flow in the wire, the fingers wrapped around the wire will show the direction of the magnetic field by the direction the fingers are pointed..
What happens when you reverse the current in an electromagnet?
The magnetic field reverses direction.
What is an instrument for determining direction consisting essentially of a freely suspended magnetic needle that points toward the magnetic north?
This is the description of a magnetic compass.
Choose the best description of a magnetic field line A Magnetic field lines for a bar magnet are parallel to the magnet B A magnetic field line shows the direction a compass needle would?
B. A magnetic field line shows the direction a compass needle would align in a magnetic field.
What is the direction of the magnetic force on the current in (a)?
The direction of the magnetic force on the current in (a) is perpendicular to both the direction of the current and the direction of the magnetic field.
How can one determine the direction of the magnetic force using the keyword "how to find direction of magnetic force"?
To determine the direction of the magnetic force, you can use the right-hand rule. Point your thumb in the direction of the current, and curl your fingers in the direction of the magnetic field. The direction your fingers point is the direction of the magnetic force.
What is the direction of magnetic flux in a magnetic field?
The direction of magnetic flux in a magnetic field is from the north pole to the south pole.
How to find the direction of magnetic force in a given scenario?
To find the direction of magnetic force in a given scenario, use the right-hand rule. Point your right thumb in the direction of the current, and curl your fingers in the direction of the magnetic field. The direction your fingers point is the direction of the magnetic force.
How can one determine the direction of a magnetic field using the keyword "how to find direction of magnetic field"?
To determine the direction of a magnetic field, you can use the right-hand rule. Point your thumb in the direction of the current flow and curl your fingers. The direction your fingers curl represents the direction of the magnetic field.
What is the direction of magnetic filed lines?
The direction of magnetic field lines are from north to south
What is the direction of the magnetic field from north to south?
The direction of the magnetic field is from north to south.
What is the direction of the induced current in a loop when there is a change in magnetic field direction?
When there is a change in the direction of the magnetic field in a loop, an induced current is generated in the loop in a direction that opposes the change in the magnetic field.
What is the direction of the magnetic force on the electron?
The direction of the magnetic force on an electron is perpendicular to both the electron's velocity and the magnetic field it is in.
How can one find the direction of the magnetic field?
To find the direction of the magnetic field, you can use a compass or a magnetic needle. The needle will align itself with the magnetic field lines, pointing towards the direction of the field.
