Explain, in one or two sentences, why the y-component of the resultant vector equals…

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

Explain, in one or two sentences, why the y-component of the resultant vector equals the algebraic sum of the y-components of the individual vectors when several vectors are added.

Related theory

Vector Addition & Component Resolution
Addition of vectors
Scalars and vectors
Vector addition (analytical method)
Motion in a Plane

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