Magnetic field due to currentHard
Question
When direct current passed through a spring then it :-
Options
A.Contracts
B.Expands
C.Oscillates
D.Unchange
More Magnetic field due to current Questions
Speed of light in vacuum is :-...A current carrying wire AC is placed in uniform transverse magnetic field then the force on wire AC :-...When α and β rays are subjected to a magnetic field which is perpendicular to the direction of their motion, w...A charge is moving perpendicular to a magnetic field. Its path is a :-...A magnetic needle is made to vibrate in uniform field BH, then its time period is T. If it vibrates in the field of inte...