Author Question: Which of the following statements is a true statement? A) A vector can have positive or negative ... (Read 74 times)

luvbio · **on:** Jul 29, 2018

Which of the following statements is a true statement?

A) A vector can have positive or negative magnitudes.
B) A vector's magnitude cannot be more than the magnitude of one of its components.
C) A vector's magnitude cannot be less than the sum of the magnitude of its components.
D) If the x-component of a vector is smaller than its y-component then that vector is in the opposite direction to its y-component.
E) The magnitude of a vector cannot be zero unless all of its components are zero.

Question 2

Three masses are positioned as follows: 2.0 kg at (0, 0); 2.0 kg at (2, 0); and 4.0 kg at (2,1). Determine the coordinates of the center of mass.

What will be an ideal response?