College Physics 1 Homework Chapter 3.24

Question

A.) If each of the two components (x and y) of a vector are doubled, ________.

Answer for A. is the vector's magnitude doubles, but the direction remains unchanged.

B.) If the x- and y-components of a vector of 15 m at 45∘ are tripled, what is the magnitude of new vector?

C.) What is the direction of new vector?Express your answer using two significant figures.

Answer 1

b. MAGNITUDE IS ALSO TRIPLED. THAT IS, 45√2 IN WHATEVER UNITS ARE APPLICABLE.

c. DIRECTION IS STILL 45 DEG.