A man is given a shock with 220 volt d.c and there after with 220 volt (r.m.s) a.c will he feel the same intensity of shocks in the two case ? give reason support your answer
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220V a.c means the effective or virtual value of a.c s 220V ie., Vrms=2Vrms
As peak value, V0=2Vrms=1.414×220=331volt
But 220V d.c has the same peak valve (ie., 220V). Moreover the shock of a.c is attractive and that of d.c is repulsive
Hence 220V a.c is more dangerous than 220 volts d.c
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