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Agniveer Vayu or IAF Group X 7 Nov 2020 Paper

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Question : 6 of 70

Marks: +1, -0

The escape speed from the surface of the Earth is equal to?

√(2GM_E/R_E)
√(GM_E/R_E)
√(2GR_E/M_E)
√(GR_E/M_E)

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