Home » Alternating Current » 3 » a A 50 hertz current in a wire means that:   a.   a potential difference of 50 volts exists across the wire   b.   the current flowing in the wire is 50 amperes   c.   the power dissipated in the wire is 50 watts   d.   a cycle is completed 50 times in each second Your answer "a" is not correct. "d" is the right answer. Next