enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Downwash - Wikipedia

    en.wikipedia.org/wiki/Downwash

    The effect of downwash from a hovering Sikorsky Seahawk is clearly visible on the surface of water below.. In aeronautics, downwash is the change in direction of air deflected by the aerodynamic action of an airfoil, wing, or helicopter rotor blade in motion, as part of the process of producing lift. [1]

  3. Wake turbulence - Wikipedia

    en.wikipedia.org/wiki/Wake_turbulence

    A helicopter taxiing to its parking area and blowing up loose snow into the air. Helicopters also produce wake turbulence. Helicopter wakes may be significantly stronger than those of a fixed-wing aircraft of the same weight. The strongest wake will occur when the helicopter is operating at slower speeds (20 to 50 knots). Light helicopters with ...

  4. Aircraft noise pollution - Wikipedia

    en.wikipedia.org/wiki/Aircraft_noise_pollution

    Low-flying, high-speed military aircraft produce especially loud aerodynamic noise. The shape of the nose, windshield or canopy of an aircraft affects the sound produced. Much of the noise of a propeller aircraft is of aerodynamic origin due to the flow of air around the blades. The helicopter main and tail rotors also give rise to aerodynamic ...

  5. Have you seen a low-flying helicopter over Providence? Here's ...

    www.aol.com/seen-low-flying-helicopter-over...

    For premium support please call: 800-290-4726 more ways to reach us

  6. Brownout (aeronautics) - Wikipedia

    en.wikipedia.org/wiki/Brownout_(aeronautics)

    Another nearby helicopter was damaged by flying debris from the rotor. [29] August 12, 2002, FOB, Operation Enduring Freedom — U.S. Air Force, 347th Rescue Wing, HH-60G Pave Hawk — helicopter departed slowly and had insufficient power to climb out of the dust cloud generated on take-off from its own rotor wash. The pilot tried to land and ...

  7. Plane violating airspace over Wilmington escorted to ground ...

    www.aol.com/plane-violating-airspace-over...

    The restricted airspace was set in place because President Joe Biden is in Delaware over the weekend. The fighter aircraft and helicopter responded to a civilian aircraft at 2:25 p.m. Saturday and ...

  8. Destroyed in Seconds - Wikipedia

    en.wikipedia.org/wiki/Destroyed_in_Seconds

    Destroyed in Seconds is an American television series that premiered on Discovery Channel on August 21, 2008. [2]Hosted by Ron Pitts, it features video segments of various things being destroyed fairly quickly (hence, "in seconds") such as planes crashing, explosions, sinkholes, boats crashing, fires, race car incidents, floods, factories, etc.

  9. Donald Trump fumes over flag flying at half-staff to honor ...

    www.aol.com/donald-trump-fumes-over-flag...

    WASHINGTON ― President-elect Donald Trump lashed out Friday over plans for the U.S. flag to be flown at half-staff during his upcoming inauguration to honor the late President Jimmy Carter ...