3 point charges (Q1=Q2=Q3= 3 Coulomb) is placed at the corners of an equilateral triangle with a side length of 2m. Calculate the work done to move these charges to the corners of a smaller triangle...

Extracted text: 3 point charges (Q1=Q2=Q3= 3 Coulomb) is placed at the corners of an equilateral triangle with a side length of 2m. Calculate the work done to move these charges to the corners of a smaller triangle with side B length of 1 m. {k=9x10° N-m?/C²}