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  • more often correlated with peak ground velocity. Earthquake energy is dispersed in waves from the hypocentre, causing ground movement omnidirectionally but...
    26 KB (2,199 words) - 22:21, 3 April 2024
  • Thumbnail for Strong ground motion
    of strong ground motion also deals with the variations of fault rupture, both in total displacement, energy released, and rupture velocity. As seismic...
    9 KB (622 words) - 09:42, 2 March 2024
  • Thumbnail for Terminal velocity
    Terminal velocity is the maximum speed attainable by an object as it falls through a fluid (air is the most common example). It is reached when the sum...
    18 KB (2,600 words) - 09:32, 10 May 2024
  • Thumbnail for 1994 Northridge earthquake
    Diego, Turlock, Las Vegas, Richfield, Phoenix, and Ensenada. The peak ground velocity at the Rinaldi Receiving Station was 183 cm/s (4.1 mph; 6.6 km/h),...
    46 KB (4,590 words) - 17:39, 18 April 2024
  • A geophone is a device that converts ground movement (velocity) into voltage, which may be recorded at a recording station. The deviation of this measured...
    6 KB (670 words) - 11:37, 15 February 2024
  • relative to ground). Velocity as a function of time for an object falling through a non-dense medium, and released at zero relative-velocity v = 0 at time...
    39 KB (5,530 words) - 22:29, 10 May 2024
  • Thumbnail for Yaw (rotation)
    component of a torque about the yaw axis. Yaw velocity can be measured by measuring the ground velocity at two geometrically separated points on the body...
    5 KB (799 words) - 12:41, 26 July 2023
  • Thumbnail for Escape velocity
    In celestial mechanics, escape velocity or escape speed is the minimum speed needed for an object to escape from contact with or orbit of a primary body...
    27 KB (3,642 words) - 22:08, 24 March 2024
  • force of shaking at a given location, and can be related to the peak ground velocity. With an isoseismal map of the observed intensities (see illustration)...
    53 KB (5,868 words) - 06:48, 19 May 2024
  • computed. The simplest of which is peak ground acceleration (PGA). Other IMs include Arias intensity, peak ground velocity (PGV), for which the accelerogram...
    5 KB (589 words) - 08:39, 31 July 2023
  • Shear velocity, also called friction velocity, is a form by which a shear stress may be re-written in units of velocity. It is useful as a method in fluid...
    6 KB (969 words) - 02:56, 16 September 2023
  • Thumbnail for Boundary layer
    condition (zero velocity at the wall). The flow velocity then monotonically increases above the surface until it returns to the bulk flow velocity. The thin...
    47 KB (7,490 words) - 20:46, 19 March 2024
  • Terminal Velocity is a 1994 American action film directed by Deran Sarafian, written by David Twohy, and starring Charlie Sheen, Nastassja Kinski, James...
    13 KB (1,485 words) - 21:33, 20 May 2024
  • ground velocity thresholds. Earlier that day, a "yellow alert"—the second level—was called at 03:06 local time after a 2.6 ML  event with peak ground...
    11 KB (1,257 words) - 03:59, 28 November 2023
  • Thumbnail for List of 40 mm grenades
    grenade families: 40 mm low velocity (LV), 40 mm medium velocity (MV), and 40 mm high velocity (HV). Low- and medium-velocity cartridges are used for different...
    58 KB (2,822 words) - 18:30, 27 May 2024
  • Thumbnail for Laser Doppler vibrometer
    the ground vibrations. Areas above a buried mine show an enhanced ground velocity at the resonance frequency of the mine-soil system. Mine detection...
    16 KB (1,936 words) - 22:58, 6 December 2023
  • Thumbnail for Speed of sound
    temperature and sound velocity normally decrease with increasing altitude, sound is refracted upward, away from listeners on the ground, creating an acoustic...
    56 KB (7,925 words) - 15:01, 17 May 2024
  • are independent of ground-based aids and space-based satellite navigation systems. To measure an aircraft three-dimensional velocity, a Doppler radar antenna...
    6 KB (643 words) - 09:23, 18 January 2024
  • braking on a tire by tire basis. ABS senses wheel rotation compared to ground velocity, and if the wheel starts to lock up or slip will then rapidly moderate...
    7 KB (985 words) - 17:16, 6 April 2024
  • Velocity made good, or VMG, is a term used in sailing, especially in yacht racing, indicating the speed of a sailboat towards (or from) the direction of...
    5 KB (766 words) - 10:14, 24 December 2023
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