பொருள் : A radioactive element of the actinide series. Found in uranium ores.
ஒத்த சொற்கள் : actinium, atomic number 89
பொருள் : An electric current that reverses direction sinusoidally.
எடுத்துக்காட்டு :
In the US most household current is AC at 60 cycles per second.
ஒத்த சொற்கள் : alternating current, alternating electric current
An electric current that flows in one direction steadily.
dc, direct current, direct electric current