What is 'Greased Lightning-10 (GL-10)', recently in the news?
a
Electric plane tested by NASA
b
Solar-powered two-seater aircraft designed by Japan
c
Space observatory launched by China
d
Reusable rocket designed by ISRO
Science & TechnologyAerospace Technology, AviationGreased Lightning-10GL-10NASAelectric planesolar-powered aircraftJapanspace observatoryChinareusable rocketISRO