Q. Two forces, and , act at a point, as shown in the picture. has a magnitude of 9.00 and is directed at an angle of = 62.0 above the negative x axis in the second quadrant. Has a magnitude of 6.40 and is directed at an angle of = 52.4below the negative x axis in the third quadrant.
Q. A spring with 58 hangs vertically next to a ruler. The end of the spring is next to the 11- mark on the ruler. If a 2.5- mass is now attached to the end of the spring, where will the end of the spring line up with the ruler marks?