यदि सदिश OA और सदिश OB दो स्थिति सदिशों को निरूपित करते हैं, तो OA में से OB के सदिश घटाव (vector subtraction) द्वारा सदिश OC प्राप्त करने का सही रूप कौन-सा है?

The scalar (dot) product of two vectors A and B is given by which of the following expressions?

A vector quantity is fundamentally defined by which of the following characteristics?

In a vector polygon where five vectors are represented by consecutive sides of a hexagon in order, namely vector a, b, c, d, and e, and the closing side in the opposite order is vector f, which of the following vector addition relations is correct according to the polygon law of vector addition?