Three point charges are located on the corners of an equilateral triangle of a side length a as shown in figure below. The charges q1=q2=+5 uC. The charge q3=-1 µC is a origin. What is the force acting on q3 by a fourth charge q4 to stay q3 stationary? (sin30=, cos30= y 92=- 1 µC a а 91=+ 5 µC 92=+ 5 µC O a F - (kv10 " )N(-j) -)N(-3) O b. F - (kV<10 " )N} OcF- (kv3x10 - -)Ni O d. F – (kvar10 " )N(-i) - (k² O e.F- (kv3<10 ")N}
Three point charges are located on the corners of an equilateral triangle of a side length a as shown in figure below. The charges q1=q2=+5 uC. The charge q3=-1 µC is a origin. What is the force acting on q3 by a fourth charge q4 to stay q3 stationary? (sin30=, cos30= y 92=- 1 µC a а 91=+ 5 µC 92=+ 5 µC O a F - (kv10 " )N(-j) -)N(-3) O b. F - (kV<10 " )N} OcF- (kv3x10 - -)Ni O d. F – (kvar10 " )N(-i) - (k² O e.F- (kv3<10 ")N}
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Transcribed Image Text:Three point charges are located on the corners of an equilateral triangle of a side length a as shown in figure below. The charges q1=q2=+5 µC. The charge q3=-1 µC is at th
origin. What is the force acting on q3 by a fourth charge q4 to stay q3 stationary? (sin30=, cos30=)
y
92=- 1 µC
a
a
a
91=+ 5 µC
92=+ 5 µC
O a. F = (k5V3x10-"
)N(-3)
O b. F = (k-
O cF = (k-
5V3×10 12
-)Ni
O d. F =
53x10 12
-)N(-i)
O e. F = (V3×10-"
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