List of top Science Questions on Magnetic Effects Of Electric Current asked in Bihar Board X

A split ring is used in:
The frequency of alternating current in household electric circuits is:
A rectangular coil of a copper wire is rotated in a magnetic field. The direction of the induced current in the coil changes after:
Write any two properties of magnetic field lines.
In which device does the split ring act as a commutator?
In which device does the split ring act as a commutator?
A split ring is used in:
A rectangular coil of copper wire is rotated in a magnetic field. The direction of the induced current in the coil changes after:
The SI unit of magnetic flux is: