loganblacke Messages 48 Reaction score 0 Thread starter Sep 2, 2011 #1 In the figure, the net electrostatic force on Q1 is zero. If Q1 = +4.99 nC, determine the magnitude of Qo. Qo = (r0/r1)^2 * abs(q)*2cos theta The figure is attached, please help, I'm so lost with physics II Attachments IMG_0218.jpg 50.1 KB · Views: 506
In the figure, the net electrostatic force on Q1 is zero. If Q1 = +4.99 nC, determine the magnitude of Qo. Qo = (r0/r1)^2 * abs(q)*2cos theta The figure is attached, please help, I'm so lost with physics II
tiny-tim Science Advisor Homework Helper Messages 25,837 Reaction score 258 Sep 2, 2011 #2 hi loganblacke! (have a theta: θ and try using the X2 icon just above the Reply box ) forces are vectors, so you have to add them as vectors start by writing out the three forces as three vectors
hi loganblacke! (have a theta: θ and try using the X2 icon just above the Reply box ) forces are vectors, so you have to add them as vectors start by writing out the three forces as three vectors
loganblacke Messages 48 Reaction score 0 Sep 2, 2011 #3 How do i determine the direction of the vectors?
tiny-tim Science Advisor Homework Helper Messages 25,837 Reaction score 258 Sep 2, 2011 #4 each vector will point along the line between the two charges