Find the potential at centre of square having charges `2xx10^(-9)C,+1xx10^(-9)C,-2xx10^(-9)C and 3xx10^(-9)C` at the four corners. The side of the square is `sqrt(2)m`.

What is the potential at the centre of a square of each side 1.0 meter, when four charges +1xx10^(-8)C, -2xx10^(-8) C, +3xx10^(-8)C and +2xx10^(-8)C are placed at the four corners of the square.

A square of side 20cm. Is enclosed by a surface of sphere of 80 cm. radius . Square and sphere have the same centre. Four charges +2xx10^(-6)c,-5xx10^(-6)c,-3xx10^(-6)c,+6xx10^(-6)c are located at the four corners of a square, Then out going total flux from spherical surface in N-m^(3)//c will be

Four charge q_(1)=2xx10^(-8)C,q_(2)=-2xx10^(-8)C,q_(3)=-3xx10^(-8)C, and q_(4)=6xx10^(-8)C are palced at four corners of a square of side sqrt(2) m. What is the potential at the centre of the square?

329.25=3xx10^(2)+2xx10^(1)+9xx10^(@)+2xx10^(-1)+5xx10^(-2)

Four charges 10^(-8), -2 xx 10^(8), +3xx10^(-8) and 2xx10^(-8) coulomb are placed at the four corners of a square of side 1m the potential at the centre of the square is

Four point charges q_(1),q_(2),q_(3)" and " q_(4) are placed at the corners of the squares of side a,as shown in figure.Calculate the potential at the centre of the square. (Given, q_(1)=1xx10^(-8)C,q_(2)= -2xx10^(-8)C,q_(3)=3xx10^(-8)C,q_(4)=2xx10^(-8)C" and " a=1m )

ABCD is a square of side 4 cm. Charges of 16xx10^(-9) C, -16xx10^(-9) C and 32xx10^(-9)C are placed at the points A, C and D, respectively. Determine the electric field at point B.