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Roadway noise is the collective sound energy emanating from motor vehicles. It consists chiefly of road surface, tire, engine/transmission, aerodynamic, and braking elements. Noise of rolling tires driving on pavement is found to be the biggest contributor of highway noise and increases with higher vehicle speeds. [1] [2] [3]
Noise, vibration, and harshness (NVH), also known as noise and vibration (N&V), is the study and modification of the noise and vibration characteristics of vehicles, particularly cars and trucks. While noise and vibration can be readily measured, harshness is a subjective quality, and is measured either via jury evaluations, or with analytical ...
A traffic enforcement camera (also a red light camera, speed camera, road safety camera, bus lane camera, depending on use) is a camera which may be mounted beside or over a road or installed in an enforcement vehicle to detect motoring offenses, including speeding, vehicles going through a red traffic light, vehicles going through a toll booth ...
The different sound characters and sound volume is determined from information about the actual speed of the vehicle and speed change. The company targets two different applications with the products: to make electric vehicles meet the AVAS legislations, and to increase driving experience to make electric vehicles more popular among customer ...
The reckless driver, identified as Muhammed A. Wesley, 36, of Phoenix, Arizona, was traveling north on the interstate when he failed to observe the work area and the two DOT vehicles parked on the ...
The World Motor Sport Council homologated the new world land speed records set by the team ThrustSSC of Richard Noble, driver Andy Green, on 15 October 1997 at Black Rock Desert, Nevada (USA). This is the first time in history that a land vehicle has exceeded the speed of sound. The new records are as follows:
The 'classic' one-car crash results when a vehicle slowly drifts to the right, hits dirt or rumble strips on the right shoulder of the road, and the driver becomes alert and overreacts, jerking the wheel left to bring the vehicle back onto the road. This motion causes the left front tire to strike the raised edge of the pavement at a sharp ...
Witnesses told CBS News reporter Kati Weis that a white truck crashed into people on Bourbon Street at high speed, and the driver then started firing a weapon from inside the vehicle, with police ...