Question

THE WOLLETTU VIZUZU TU.JS.UU. W. WITH (7%) Problem 15. Consider the three vectors shown in the figure. They have magnitudes A-20.3.3-5.5, and C-32, and the labeled angles are 40.0 -20°, and -15°. Note that the figure shows the definitions of the angles, but the arrows in the figure may not be to scale B CA BB с pc 179. Part() in what quadrant is the vector A-B-C 011 Carrer 1796 Part (t) What is the magnitude of the vector ABC ABC1265 ✓ Correct! PA 19 Part (c) What is the angle on the positive axis and the vector, med clockwise in degrees? 8 Grade Summary Deductions Patel 1004 d 8 d sini Sabi prema E asin + 5 6 1 2 detay 0 DK COHO Dupres cotan Radis

Answer 1

By breaking into components,we can find net force in x and y-direction. After this we calculate the resultant of these forces.

Then we can find the angle between resultant force and x axis.

Sain by force balance (Etx= FA COSOA FACOSOA fo cos Op fe sinac = 30.5cosyo - 5.560820 - 32 sin 15° 9.91N Efly FA sin OA & fs sinon fe cosa Josin 40° +5.5 sin so 32 Cosis . 9.74N Forrth quadrant fres = √(9.918+ (-9.792 frei= 13.89 N ofr 9.74 9.91 tand=fy fo y fig tij tant (age 44.5: (from manis) clockwise O = 44-559 CScanned with CamScanner