Two charges Q₁ = 4.7μC and Q₂ 8μC are placed on the two corners of a rectangle with the sides a 4.2mm and b 12.1mm as shown in the fig below. How much work is required to bring a thir charge Q₁ = 3.8µC from infinity to point P that is a distance c = 4.9mm away from Q₁? Please take k = 9.0 x 10ºN.m²/C² and express your answer using one decimal place in units of J or N.m. Q₁ a с b Q₂

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Two charges Q₁ = 4.7μC and Q₂ 8μC are placed on the two corners of a rectangle with the sides a 4.2mm and b= 12.1mm as shown in the figure
below. How much work is required to bring a thir charge Q3=3.8µC from infinity to point P that is a distance c = 4.9mm away from Q₁?
Please take k = 9.0 x 10°N. m²/C² and express your answer using one decimal place in units of J or N.m.
2₁,
C
P
a
b
Q₂2
Transcribed Image Text:Two charges Q₁ = 4.7μC and Q₂ 8μC are placed on the two corners of a rectangle with the sides a 4.2mm and b= 12.1mm as shown in the figure below. How much work is required to bring a thir charge Q3=3.8µC from infinity to point P that is a distance c = 4.9mm away from Q₁? Please take k = 9.0 x 10°N. m²/C² and express your answer using one decimal place in units of J or N.m. 2₁, C P a b Q₂2
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