The time period of a geostationary satellite at a height $36000 k m$ , is $24 h$ . A spy satellite orbits very close to earth surface ( $R = 6400 k m$ ). What will be its time period ?
$4 h$
$1 h$
$2 h$
$1.5 h$

4 h

1 h

1.5 h

2 h

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The time period of a geostationary satellite at a height $36000 k m$ , is $24 h$ . A spy satellite orbits very close to earth surface ( $R = 6400 k m$ ). What will be its time period ?
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$1 h$
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