A? , B? , and C? are three vectors. Vectors B? and C? when added together equal
ID: 1325480 • Letter: A
Question
A? , B? , and C? are three vectors. Vectors B? and C? when added together equal the vector A? . In mathematical form, A? = B? + C? . Which of the following statements concerning the components of vectors B? and C? must be true if Ay = 0?
A The y components of vectors B? and C? are non-zero, but when added together equal zero.
B The y components of vectors B? and C? are both equal to zero.
C Either answer (a) or answer (b) is correct. It is also possible that both are correct.
D By - Cy = 0 or Cy - By = 0.
E Either answer (a) or answer (b) is correct, but never both.
Explanation / Answer
answer is E