Author Question: Three identical charges of 3.0 C are placed at the vertices of an equilateral triangle which ... (Read 1893 times)

ENagel · **on:** Jul 29, 2018

Three identical charges of 3.0 C are placed at the vertices of an equilateral triangle which measures 30 cm on a side. What is the magnitude of the electrostatic force which acts on any one of the charges?

A) 1.6 N
B) 1.8 N
C) 2.0 N
D) 2.2 N
E) 2.4 N

Question 2

Q1 = 6.0 nC is at (0.30 m, 0); Q2 = -1.0 nC is at (0, 0.10 m); Q3 = 5.0 nC is at (0, 0). What is the direction of the net force on the 5.0 nC charge?

A) 34 above +x-axis
B) 34 above -x-axis
C) along the -x-axis
D) 56 above +x-axis
E) 56 above -x-axis