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Please help me understand this physics assignment.?28. When the magnetic field infinity is parallel to the velocity the resultant magnetic force will be equal to a) True b) False 29. The magn etic field lines of a magnet are always closed from north pole to south pole a) True b) False If the charged particle is not moving there will be no magnetic force a) True 30. b) False 31. If the magnetic field EB is perpendicular to the velocity, you will always get a zero magnetic force a) True b) False 32. The magnetic field B and the electric field E are both vectors a) True b) False 33. A magnetic field is given by B-v. Calculate its magnitude.

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