A man standing on an international space...

A man standing on an international space sattion, which is orbiting earth at an altitude `520 km` with a constant speed `7.6 km//s`. If the man's weight is `50 kg`, this acceleration is (radius of earth is `6400 km` and value of `g` on earth is `9.8 m//s^(2))`.

`4.6 ms^(-2)`

`7.6 ms^(-2)`

`8.4 ms^(-2)`

`10 ms^(-2)`

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