Value of Gravitational acceleration at 1000 km ...

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10 + 9 =
Solve this simple math problem and enter the result. E.g. for 1+3, enter 4.

Value of Gravitational acceleration at 1000 km above the surface of earth is:

9.8 ms-2

37.3 ms-2

7.3 ms-2

3.7 ms-2