Electrical & Electronics Engineering Funda's

Why Power is Zero (0), in Pure Inductive, Pure Capacitive or a circuit in which Current and Voltage are 90 Degree out of phase?

The Main Difference between Active and Passive 

Electric circuits / Networks and important terms related to it you must know

Why Battery rated in Ah (Ampere hour) and not in VA.

Why Motor rated in kW instead of kVA?

Why we can’t store AC in Batteries instead of DC.or Can we store AC in batteries instead of DC?