The acceleration due to gravity at a depth of $1600 k m$ inside the earth is

6.65

^{- 2}

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7.35

^{- 2}

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8.65

^{- 2}

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4.35

^{- 2}

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Solution

The correct option is A $7.35$ ms $^{- 2}$
The value of $g$ at a depth $d$ is given by:
$g^{^{'}} = g (1 - \frac{d}{R}) = 9.81 (1 - \frac{1600}{6400}) = 9.81 \times (\frac{3}{4}) = 7.35$ $m s$ $^{- 2}$

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The acceleration due to gravity at a depth of 1600km inside the earth is

The correct option is A 7.35 ms−2The value of g at a depth d is given by:g′=g(1−dR)=9.81(1−16006400)=9.81×(34)=7.35 ms−2

The acceleration due to gravity at a depth of $1600 k m$ inside the earth is

The correct option is A $7.35$ ms $^{- 2}$
The value of $g$ at a depth $d$ is given by:
$g^{^{'}} = g (1 - \frac{d}{R}) = 9.81 (1 - \frac{1600}{6400}) = 9.81 \times (\frac{3}{4}) = 7.35$ $m s$ $^{- 2}$