What is ‘Greased lightning-10 (Gl-10) recently in the news? Electric plane tested by NASA? Solar powered two-seater aircraft designed by Japan? [2016] - PMF IAS

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What is ‘Greased lightning-10 (Gl-10) recently in the news?

electric plane tested by NASA
solar powered two-seater aircraft designed by Japan
Space observatory launched by china
reusable rocket designed by ISRO

Explanation

Option (a) is correct

Greased Lightning, or GL-10, battery-powered aircraft developed and tested by NASA.
Featuring ten engines, this electric plane can take off and land vertically like a helicopter, while also flying efficiently in horizontal mode like a conventional fixed-wing aircraft.

Answer: (a) electric plane tested by NASA; Difficulty Level: Hard