Why is my solution wrong? Help me on physics question????

Posted on 2015-09-03 06:03:00 in Physics by RALLY

Q: A 10-pound object is suspended by a string from an overhead support. A horizontal force of 5.8 pounds is applied on the object. The measure of the angle which the string makes with the horizontal is

a) 30 deg
b) 45 deg
c) 60 deg
d) 90 deg

I keep getting about 60 deg as the answer, but the answer key says (a) 30 deg. The photo is drawn by me pls tell me what's wrong with it. Thanks!!!

---

Answer Comment

No Answers Posted Yet.