Table of Contents
- 1 What would happen to the magnetic field around a single piece of wire if the direction of the current was reversed?
- 2 What happens to a wire in a magnetic field?
- 3 How will the magnetic force get affected on reversing the direction of magnetic field?
- 4 How can magnetic field reverse Class 10?
- 5 What would happen to the magnetic field if she connects the battery in the opposite direction?
- 6 What happens to the direction of the magnetic field if the direction of current through the straight conductor is reversed upwards to downwards )?
- 7 How are magnetic fields investigated in physics?
- 8 How do electromagnetism and magnetism occur?
What would happen to the magnetic field around a single piece of wire if the direction of the current was reversed?
Physical Science Also as the current is reversed the direction of the magnetic field produced around the conductor will also be reversed because as we have said previously, the direction of the magnetic field depends upon the direction of current flow.
What happens to a wire in a magnetic field?
If the current-carrying wire is placed in a magnetic field (whose lines of force are at right angles to the wire) then it will experience a force at right angles to both the current direction and the magnetic field lines. The force increases if the strength of the magnetic field and/or current increases.
What happens to the magnetic field around a wire when current changes direction?
This means when you change the direction of the current, you also change the direction of the magnetic field. Because the magnetic field created by the electric current in the wire is changing directions around the wire, it will repel both poles of the magnet by bending away from the wire.
What happens to the magnetic field lines due to current-carrying conductor when the current is reversed?
What happens to the magnetic field lines due to a current-carrying conductor when the current is reversed? When direction of the current flowing through the long straight conductor is reversed , direction of the magnetic field lines also get reversed.
How will the magnetic force get affected on reversing the direction of magnetic field?
(i) On reversing the direction of current, the conductor gets deflected in the upward direction. i.e., the direction of conductor reverses. (ii) If the magnitude of current is doubled, it will result in doubling the magnitude of the force.
How can magnetic field reverse Class 10?
The direction of magnetic field gets reversed in case of a change in the direction of electric current. Let a current carrying conductor be suspended vertically and the electric current is flowing from south to north. In this case, the direction of magnetic field will be anticlockwise.
What is the magnetic field around a wire?
When a current flows in a wire, it creates a circular magnetic field around the wire. This magnetic field can deflect the needle of a magnetic compass. The strength of the magnetic field is greater closer to the wire, and increases if the current increases.
What causes the magnetic field around the wire?
Whenever current travels through a conductor, a magnetic field is generated. Whenever current travels through a conductor, a magnetic field is generated, a fact famously stumbled upon by Hans Christian Ørsted around 1820. Depending on the shape of the conductor, the contour of the magnetic field will vary.
What would happen to the magnetic field if she connects the battery in the opposite direction?
What would happen to the magnetic field if she connects the battery in the opposite direction? The field would stop.
What happens to the direction of the magnetic field if the direction of current through the straight conductor is reversed upwards to downwards )?
Therefore, according to Fleming’s left hand rule the current carrying conductor will deflect downwards. (i) On reversing the direction of current, the conductor gets deflected in the upward direction. i.e., the direction of conductor reverses.
How will the magnetic field be affected on I increasing the current through the conductor is reversing the direction of flow of current in the conductor?
(i) As B ∝ I, the strength of magnetic field increases on increasing the current through the conductor. (ii) On changing the direction of flow of current, the direction of the magnetic lines of force is reversed. Due to excessive current, the fuse wire blows and the circuit will break.
How does a magnetic field affect the direction of current?
When a current flows in a wire, it creates a circular magnetic field around the wire. This magnetic field can deflect the needle of a magnetic compass. The strength of the magnetic field is greater closer to the wire, and increases if the current increases. The direction of the current and magnetic field can be found using the right hand grip rule.
How are magnetic fields investigated in physics?
The fields can be investigated by the forces they exert on magnets and magnetic materials. When a current flows in a wire, it creates a circular magnetic field around the wire. This magnetic field can deflect the needle of a magnetic compass.
Magnetic Field Around a Wire, I. Whenever current travels through a conductor, a magnetic field is generated. Whenever current travels through a conductor, a magnetic field is generated, a fact famously stumbled upon by Hans Christian Ørsted around 1820. Depending on the shape of the conductor, the contour of the magnetic field will vary.
How do electromagnetism and magnetism occur?
Magnetism and electromagnetism occur because of the magnetic fields around magnets and around electric currents. The fields can be investigated by the forces they exert on magnets and magnetic materials. The magnetic field around a current-carrying wire. When a current flows in a wire, it creates a circular magnetic field around the wire.