Consider an infinite plane sheet of mass with surface mass density \( \sigma \). The gravitation...

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Consider an infinite plane sheet of mass with surface mass density \( \sigma \). The gravitational field intensity at a point \( P \) at
\( P \) perpendicular distance \( r \) from such a sheet is :

W
(A) Zero
(B) \( -\sigma G \)
(C) \( 2 \pi \sigma G \)
(D) \( -4 \pi \sigma G \)
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