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  2. Radial velocity - Wikipedia

    en.wikipedia.org/wiki/Radial_Velocity

    A plane flying past a radar station: the plane's velocity vector (red) is the sum of the radial velocity (green) and the tangential velocity (blue).

  3. List of mathematical abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_mathematical...

    A – adele ring or algebraic numbers. a.a.s. – asymptotically almost surely. AC – Axiom of Choice, [1] or set of absolutely continuous functions. a.c. – absolutely continuous.

  4. Atmospheric entry - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_entry

    This new RV was the Mk-6 which used a non-metallic ablative TPS, a nylon phenolic. This new TPS was so effective as a reentry heat shield that significantly reduced bluntness was possible. [citation needed] However, the Mk-6 was a huge RV with an entry mass of 3,360 kg, a length of 3.1 m and a half-angle of 12.5°. Subsequent advances in ...

  5. Maneuverable reentry vehicle - Wikipedia

    en.wikipedia.org/wiki/Maneuverable_reentry_vehicle

    In this case, it is the short range of the active guidance system that demands the RV be able to maneuver, as is the base in the Pershing II active radar homing system. The same systems may also be used to track moving targets like aircraft carriers , which move far enough between launch and approach that there is no way to predict their ...

  6. Recreational vehicle - Wikipedia

    en.wikipedia.org/wiki/Recreational_vehicle

    An example of a Class C recreational vehicle, recognisable by the extension of the cabin over the cab Motor home Map symbol used by the US NPS to indicate an RV campground. A recreational vehicle, often abbreviated as RV, is a motor vehicle or trailer that includes living quarters designed for accommodation. [1]

  7. Relative velocity - Wikipedia

    en.wikipedia.org/wiki/Relative_velocity

    Relative velocities between two particles in classical mechanics. The figure shows two objects A and B moving at constant velocity. The equations of motion are: = +, = +, where the subscript i refers to the initial displacement (at time t equal to zero).

  8. 2 Stocks to Buy Before 2025 - AOL

    www.aol.com/2-stocks-buy-2025-003155229.html

    Apple. Apple (NASDAQ:AAPL) is a company that people just love to doubt. The stock started 2024 with a pretty expensive multiple, only to end the year with an even pricier one (shares go for almost ...

  9. List of physics mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_physics_mnemonics

    3.4 Open and Short circuits. 3.5 Order of rainbow colors. 3.6 Speed of light. ... This is a categorized list of physics mnemonics. Mechanics. Work: formula