Question

訪客

求解39.40

說

Figure P3.37

 

 

poznzzgg 加
or expres-
poznegg 和

8. 全 (a) Taking 入 二 (6.003 一 8.005) units,訪三 (一S.00$Y +
六007) anits, and 已= (26.03 + 19.03) unmits, Wetermane z
and 厂 such_that zA 十BE 十已三0. (Gb) A student nas
acoordz-          Jearned that a single equation cannot be solved to aeter-
            mine values for more than one unknown in it How woutd
“69 xx         you expJain to him that both z and can be qetermineq@

五om the single equation used in part (3)?

 

pog so
坊三

7cad-      Agddrfionaf Probjems

了了| /9. Two vectors & and B have precisely equal magnituqes. Kor

>nfa- , ˊ@.症emagnitude oF人十Bto be 100 Gmes larger than the
magnitude of A 一 8 what must be the angle between

Km      貞em?

ne !/0. Tivo vectors 2 and have precisely equal magnitudes. For

D,      一 /Lhe magnitude ofA+Btobe larger than the magnituqe
2也人 0of有一各 by the factor 旋 What must be the angle betweem
2            出em?

     和1. An air-traffic controller observes two aircratt on his rawar
es

普通物理