Advertisements
Advertisements
प्रश्न
How will the direction of force be changed, if the current is reversed in the conductor placed in a magnetic field?
Advertisements
उत्तर
Direction of force is also reversed.
APPEARS IN
संबंधित प्रश्न
State the rule to determine the direction of a force experienced by a current-carrying straight conductor placed in a magnetic field which is perpendicular to it.
Describe how you will locate a current-carrying wire concealed in a wall.
A soft iron bar is inserted inside a current-carrying solenoid. The magnetic field inside the solenoid:
(a) will decrease
(b) will increase
(c) will become zero
(d) will remain the same
A current-carrying straight wire is held in exactly vertical position. If the current passes through this wire in the vertically upward direction, what is the direction of magnetic field produced by it? Name the rule used to find the direction of magnetic field.
What happens when a current-carrying conductor is placed in a magnetic field?
State Fleming's left-hand rule. Explain it with the help of labelled diagrams.
The force experienced by a current-carrying conductor placed in a magnetic field is the largest when the angle between the conductor and the magnetic field is:
45°
60°
90°
180°
Two coils A and B of insulated wire are kept close to each other. Coil A is connected to a galvanometer while coil B is connected to a battery through a key. What would happen if:
the current is stopped by removing the plug from the key?
Explain your answer mentioning the name of the phenomenon involved.
The shape of the magnetic field lines produced by a current-carrying conductor is ____________.
If the strength of the current flowing through a wire is increased, the strength of the magnetic field produced by it ______.
