Scalars and Vectors - AP Physics C:...

Two vectors $$\vec{P}$$ and $$\vec{Q}$$ are added to form a resultant vector $$\vec{R} = \vec{P} + \vec{Q}$$. If the magnitudes satisfy the relation $$|\vec{P}| + |\vec{Q}| = |\vec{R}|$$, what must be true about the vectors $$\vec{P}$$ and $$\vec{Q}$$?

Scalars and Vectors Practice Test

Which of the following lists contains only vector quantities?

Two vectors $$\vec{P}$$ and $$\vec{Q}$$ are added to form a resultant vector $$\vec{R} = \vec{P} + \vec{Q}$$. If the magnitudes satisfy the relation $$|\vec{P}| + |\vec{Q}| = |\vec{R}|$$, what must be true about the vectors $$\vec{P}$$ and $$\vec{Q}$$?

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