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Superman can fly at a speed almost equal to 2.6×107 m/s. A supersonic jet on the planet Krypton can fly at a maximum speed of 130000 m/s. Choose the correct option(s): |
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Answer» Superman can fly at a speed almost equal to 2.6×107 m/s. A supersonic jet on the planet Krypton can fly at a maximum speed of 130000 m/s. Choose the correct option(s): |
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