(no, loss, loss, direct current, 50 Hz, 0 Hz, alternating current, 220 Hz, infinite)
The electric current in which direction of current in constant is called as ______ whereas electric current in which direction of current reverses after equal intervals of time is called __________. When direct curret is transmitted over long distances, there is ________ of energy whereas there is _________ of energy for transmitting alternating current. The frequencies of direct current and alternating current (in India) are _______ and ________ respectively.

Answer

direct current, alternating current, loss, no, loss, 0 Hz, 50 Hz