

MCQOPTIONS
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1. |
An astronaut in the orbit in a spacecraft feels weightlessness |
A. | due to the absence of gravity inside |
B. | due to the face that space craft has no energy |
C. | \[\sqrt{\frac{2GM}{{{R}^{3}}}}\] |
D. | their is no gravity outside |
Answer» D. their is no gravity outside | |