Moving Charges and Magnetism · Physics · AP EAPCET

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MCQ (Single Correct Answer)

AP EAPCET 2022 - 4th July Morning Shift
Two infinitely long wires each carrying the same current and pointing in $$+y$$ direction are placed in the $$x y$$-plane, at $$x=-2 \mathrm{~cm}$$ an...
AP EAPCET 2022 - 4th July Morning Shift
Two electrons, $$e_1$$ and $$e_2$$ of mass $$m$$ and charge $$q$$ are injected into the perpendicular direction of the magnetic field $$B$$ such that ...
AP EAPCET 2021 - 20th August Morning Shift
A wire of length $$L$$ metre carrying a current $$I$$ ampere is bent in the form of a circle. Magnitude of its magnetic moment is
AP EAPCET 2021 - 20th August Morning Shift
What is the net force on the square coil? ...
AP EAPCET 2021 - 19th August Evening Shift
In a co-axial, straight cable, the central conductor and the outer conductor carry equal currents in opposite directions. The magnetic field is zero...
AP EAPCET 2021 - 19th August Evening Shift
The magnetic field, of a given length of wire for single turn coil, at its centre is B, then its value for two turns coil for the same wire is
AP EAPCET 2021 - 19th August Morning Shift
In which of the following case no force exerted by a magnetic field on a charge?
AP EAPCET 2021 - 19th August Morning Shift
A long thin hollow metallic cylinder of radius R has a current i ampere. The magnetic induction B away from the axis at a distance r from the axis var...
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