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5/30 MCQs for:
Magnetism
The force on a current-carrying wire in a magnetic field is the strongest when:
At double the distance from a long current-carrying wire, the strength of the magnetic field produced by that wire decreases to:
The magnetic field produced by a long straight current-carrying wire is:
A charged particle moves with a constant speed through a region where a uniform magnetic field is present. If the magnetic field points straight upward, the magnetic force acting on this particle will be maximum when the particle moves:
1 T is equivalent to: