A star of mass M and radius R is made up of gases. The average gravitational pressure compressing the star due to gravitational pull of the gases making up the star depends on R as.

1 / R^{4}

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1 / R

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1 / R^{2}

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1 / R^{6}

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Solution

The correct option is D $1 / R^{4}$
Gravitational pressure of sphere is given by:
$P = \frac{G M^{2}}{4 R^{4}}$

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A star of mass M and radius R is made up of gases. The average gravitational pressure compressing the star due to gravitational pull of the gases making up the star depends on R as.

The correct option is D 1/R4Gravitational pressure of sphere is given by:P=GM24R4

The correct option is D $1 / R^{4}$
Gravitational pressure of sphere is given by:
$P = \frac{G M^{2}}{4 R^{4}}$