SM-39 Razor can fly at Mach 4, break all speed records, Batman’s ride design keeps it stealth, but why are experts doubtful?

Stavatti Aerospace presented the design of SM-39 Razor, which resembles Batman’s “Batplane.” New Delhi: A small company from Niagara Falls, Stavatti Aerospace, has unveiled the design of the SM-39 Razor fighter jet, which resembles a “batwing.” It is claimed that this jet will fly at a speed of Mach 4 (4939.2 km/h) and will give tough competition to giants like Boeing. However, experts are questioning these claims. They say that, according to the laws of physics and thermodynamics, such speed and stealth features cannot be achieved simultaneously. SM-39 Razor can fly at Mach 4: Stavatti Aerospace The claim by Stavatti…