Recreational Pilot Licence · Mock exam

When operating on a taxiway near a hovering or ground-running helicopter the principal hazard is:

• A.Or downwash creating very strong, gusty, low-level winds and out-wash near the surface.
• B.Static electricity discharge from spinning rotor blades affecting avionics
• C.Exhaust gases being inducted into the aircraft engine through the air intake
• D.Wake turbulence at altitude — helicopter wake is only hazardous during hover and taxi