Question

If a proton be moving vertically upward and the magnetic force on it acting towards north in a horizontal plane, then what will be the direction of the magnetic field?

Answer 1

Answer:

the direction of magnetic field will be towards east.

use left hand Fleming's rule to predict the direction of magnetic field. place your thumb in the direction of force and middle finger in the direction of current then the index finger will give the direction of magnetic field.

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