Sharp EL-506H - Page 28

Ex. 4 Analyze a vector P into two vectors and Py .
Supposing that P = 22.5 kg, S, =47° and Sj ~24°,Pjj and Py are
determined as follows;
p _ P X sin $2
* sin(a,+9j)
P X sin 0,
p SB *
^ sin (0, t-a,)
24 [si^[X]lID22.5 [±]IID47 [B 24 CD
[sICIDIICl]-^ 9.678894424 (P^^)
47 [IDEEI-^ 17.403633 (Pj,)