Ohm’s law expressed as E = IR.
A. may never be applied to a.c. circuits
B. always applied to a.c. circuits as to d.c. circuits when Z is substituted for R.
C. tells us that Eeff = 0.707 E0 for a.c.
D. None of these.
Answer:B
Ohm’s law expressed as E = IR.
A. may never be applied to a.c. circuits B. always applied to a.c. circuits as to d.c. circuits when Z is substituted for R. C. tells us that Eeff = 0.707 E0 for a.c. D. None of these.