A vector has magnitude 15 and is directed along the unit vector (3/5)î + (4/5)ĵ. Which vector represents it?
Options

Question

A vector has magnitude 15 and is directed along the unit vector (3/5)î + (4/5)ĵ. Which vector represents it?

G1 Physics · Accepted Answer

Vector = magnitude × unit direction =15[(3/5)î+(4/5)ĵ]=9î+12ĵ.