Question

A charged particle entering a magnetic field from outside in a direction perpendicular to the field 

(a) can never complete one rotation inside the field 

(b) may or may not complete one rotation in the field depending on its angle of entry into the field

(c) will always complete exactly half of a rotation before leaving the field 

(d) may follow a helical path depending on its angle of entry into the field

Answer 1

Correct Answer is: a) can never complete one rotation inside the field