: loss of polarization; especially : loss of the difference in charge between the inside and outside of the plasma membrane of a muscle or nerve cell due to a change in permeability and migration of sodium ions to the interior â¦ partial depolarization of the ventricular tissue resulting from rapid conduction of the electrical impulse from the atrium ...
Cruise Speed (Normal)473 knots. Cruise Speed (Normal). Compared to the average Turbofan-powered Narrow-body Commercial Passenger Plane, which cruises at 458 knots (527 mph) to maximize range and can cruise at a maximum speed of 472 knots (543 mph), the Bombardier CRJ700: 1  Maximizes its range at a 11 knot (13 mph) lower speed (a 2.4% margin).
Performance. 1  Cruise speed: 183 kn (211 mph; 339 km/h) 2  Stall speed: 60 kn (69 mph; 111 km/h) flaps down. 3  Range: 1,049 nmi (1,207 mi; 1,943 km) with reserves at 65% power. 4  Service ceiling: 17,500 ft (5,300 m) 5  Rate of climb: 1,270 ft/min (6.5 m/s)