State the essential condition for the addition of vectors.

State the most basic condition for the addition of vectors.

What is the essential condition for addition of two vectors?

Write the name and general formula of a chain of hydrocarbons in which an addition reaction with hydrogen is possible. State the essential condition for an addition reaction. Stating this condition, write a chemical equation giving the name of the reactant and the product of the reaction.

What is the essential condition for the formation of beats?

What is the essential condition for the formation of beats ?

The essential condition for demodulation is