Section 2(24) in The Central Electricity Authority (Technical Standards for Connectivity to the Grid) Regulations, 2007
(24)"Reactive Power" means in relation to an AC electrical system, the product of root mean square (r.m.s.) voltage, root mean square (r.m.s.) current and the sine of the electrical phase angle between the voltage complexor and current complexor, measured in volt-amperes reactive (VAr);
