# What is Gravitational field Intensity due to uniform circular disc at a point on its Axis ??

Gravitational field due to uniform circular disc at a point on its axis is given by

$I=\frac{2GM}{a^{2}}\left ( 1-\cos \Theta \right )$

Where

$\Theta \rightarrow$ Angle with axis

$a \rightarrow$ Radius of disc

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