A vertical vector of 3 units combined with a horizontal vector of 4 units has a resultant of
A)1 unit.
B)5 units.
C)7 units.

Name: A vertical vector of 3 units combined with a horizontal vector of 4 units has a resultant of A)1 unit. B)5 units. C)7 units.
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Question

Quizplus · Accepted Answer

The resultant vector is found using the Pythagorean theorem, since the vectors are perpendicular. The magnitude of the resultant vector is √(3^2 + 4^2) = √(9 + 16) = √25 = 5 units.

A Vertical Vector of 3 Units Combined with a Horizontal