Multiple choice question I — task. Science CBSE, Class 10.

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1. The direction of magnetic lines of force produced by passing a direct current in a conductor is:

Perpendicular to the conductor and coming outward
Perpendicular to the conductor and going inward
Parallel to conductor
Surrounding the conductor and of circular nature

2. If the direction of the initial velocity of the charged particle is perpendicular to the magnetic field, the orbit will be:

a straight line
an ellipse
a circle
a helix

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