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Physics CBSE Live product
Class 10 (2025-26)
Magnetic effects of electric current
Annual Revision II - Magnetic effects of current
3.
Movement of electrons
Question:
4
m.
Select the correct answer:
1
.
Which of the following correctly describes the magnetic field near a long straight wire?
The field consists of radial circles centred on the wire
The field consists of straight lines parallel to the wire
The field consists of concentric circles centred on the wire
The field consists of straight lines perpendicular to the wire
2
.
If the electron were moving horizontally while the electric and magnetic fields are vertically downward, what would happen?
Only electric force acts
No force acts on the electron
Only magnetic force acts
Both electric and magnetic forces act
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