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. i) A positive charge is moving vertically upwards. When it enters a region ofmagneticfield directed towards north, what is the direction of force on this particle?ii) State the rule applied to find the direction of force.What is the difference between the wires used in the element of an electric heaterand in a fuse?iii)

Answer» . i) A positive charge is moving vertically upwards. When it enters a region ofmagneticfield directed towards north, what is the direction of force on this particle?ii) State the rule applied to find the direction of force.What is the difference between the wires used in the element of an electric heaterand in a fuse?iii)


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