At 42,000' in approximately level flight, a third cylinder...

At 42,000' in approximately level flight, a third cylinder was turned on. Acceleration was rapid and speed increased to .98 Mach. The needle of the machmeter fluctuated at this reading momentarily, then passed off the scale. Assuming that the off-scale reading remained linear, it is estimated that 1.05 Mach was attained at this time.

Chuck Yeager Quote About Reading, Levels, Cylinders: At 42000 In Approximately Level...

Quotes from famous authors

Popular tags & topics