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Glyn is right I reckon, many underestimate the Bear...at their peril!
It has embarrassed a few maritime patrol aircraft like the Nimrod a few times!
It has also demonstrated a remarkable climb rate and acceleration to embarrass a few fighters, although briefly, I am talking Tornado F.3 of course, which frequently needs one afterburner lit to keep up at altitude. More a measure of the deficiencies of the Tornado which was designed for low and fast rather than high altitude performance, but on acceleration, at least initially, the Bear has left Egg on a few NATO fighter drivers faces.
The propellers TIPS actually reach transonic speeds ( Mach 0.8 to 1.2) at full chat, and it is an extremely noisy aircraft. A lot of helicopter rotor tips and even tail rotor tips reach transonic speeds but it is not desirable.
Speeds of 575 kts have been quoted for the Bear.
For anyone familiar with fluid dynamics, reference Bermouli`s equations for compressible flows at low Mach for an understanding of air flows and propeller behaviour.
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"Liberty is a thing beyond all price.
Last edited by Tin Man : 04-01-2008 at 18:12 PM.
Reason: Added note..
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