At what maximum indicated airspeed may a reciprocating-engine-powered airplane be operated within Class D airspace?
A.156 knots
B.180 knots.
C.200knots.
正确答案是C
At what maximum indicated airspeed may a reciprocating-engine-powered airplane be operated within Class D airspace?
A.156 knots
B.180 knots.
C.200knots.
正确答案是C