In case of linear arrays of 'n' isotropic point sources of equal amplitude and spacings. The expression for total electric field at a large distance in the direction 'θ' is given by

\(E=\dfrac{1+e^{jn\Psi}}{1-e^{j\Psi}}\)

\(E=\dfrac{1+e^{jn\Psi}}{1+e^{j\Psi}}\)

\(E=\dfrac{1-e^{j\Psi}}{1+e^{nj\Psi}}\)

\(E=\dfrac{1-e^{jn\Psi}}{1-e^{j\Psi}}\)

In case of linear arrays of 'n' isotropic point sources of equal ampli

1.	In case of linear arrays of 'n' isotropic point sources of equal amplitude and spacings. The expression for total electric field at a large distance in the direction 'θ' is given by
A.	\(E=\dfrac{1+e^{jn\Psi}}{1-e^{j\Psi}}\)
B.	\(E=\dfrac{1+e^{jn\Psi}}{1+e^{j\Psi}}\)
C.	\(E=\dfrac{1-e^{j\Psi}}{1+e^{nj\Psi}}\)
D.	\(E=\dfrac{1-e^{jn\Psi}}{1-e^{j\Psi}}\)
Answer» E.

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In case of linear arrays of 'n' isotropic point sources of equal amplitude and spacings. The expression for total electric field at a large distance in the direction 'θ' is given by

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