Sec. 23.49 - Stalling period.
(1) For reciprocating engine-powered airplanes, the engine(s) idling, the throttle(s) closed or at not more than the power necessary for zero thrust at a speed not more than 110 percent of the stalling speed;
(2) For turbine engine-powered airplanes, the propulsive thrust not greater than zero at the stalling speed, or, if the resultant thrust has no appreciable effect on the stalling speed, with engine(s) idling and throttle(s) closed;
(3) The propeller(s) in the takeoff position;
(4) The airplane in the condition
existing in the test, in which V
(5) The center of gravity in the
position that results in the highest value of V
(6) The weight used when V
(c) Except as provided in paragraph (d)
of this section, V
(1) Single-engine airplanes; and
(2) Multiengine airplanes of 6,000 pounds or less maximum weight that cannot meet the minimum rate of climb specified in §23.67(a) (1) with the critical engine inoperative.
(d) All single-engine airplanes, and
those multiengine airplanes of 6,000 pounds or less maximum weight with a
[Doc. No. 27807, 61 FR 5184, Feb. 9, 1996]