What is the angle between \(\overline{A}\) and the resultant of ( \(\overline{A}\) + \(\overline{B}\) ) and ( \(\overline{A}\) – \(\overline{B}\))?
A. zero
B. tan-1 A/B
C. tan-1 (B/A)
D. tan-1 \(\frac { A-B }{ A+B }\)
Answer:A
What is the angle between \(\overline{A}\) and the resultant of ( \(\overline{A}\) + \(\overline{B}\) ) and ( \(\overline{A}\) – \(\overline{B}\))?
A. zero B. tan-1 A/B C. tan-1 (B/A) D. tan-1 \(\frac { A-B }{ A+B }\)