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UPSC Prelims 2016Question 47Science & Technology

What is ‘Greased Lightning-10 (GL-10)’, recently in the news?

Options

  1. (a)Electric plane tested by NASA
  2. (b)Solar-powered two-seater aircraft designed by Japan
  3. (c)Space observatory China launched by
  4. (d)Reusable rocket designed by ISRO

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