_____________ is the name of the world’s most powerful hypersonic wind tunnel recently completed in China?

(a) JF-12
(b) JF-22
(c) JF-30
(d) JF-10

Ans.(b)
Sol. China has achieved a major milestone in its pursuit of hypersonic technology with the completion of the world’s most powerful wind tunnel. Known as the JF-22, this groundbreaking facility is set to play a pivotal role in China’s hypersonic ambitions, enabling the country to make significant strides in the development of hypersonic vehicles.