5 Select the correct answer. If v_(x)=3meters/second and v_(y)=4meters/second, what is the magnitude of the resultant velocity? A. 7meters/second B. 5meters/second C. 1meters/second D. 6meters/second

To find the magnitude of the resultant velocity, we can use the Pythagorean theorem. The magnitude of the resultant velocity is given by: Substituting the given values: Therefore, the correct answer is:B.