Taximeters
A taximeter is a device installed in taxicabs to calculate fares based on distance traveled and time elapsed. It displays the current fare to passengers and, in many cases, prints a receipt at trip end.
Operation is based on wheel signals or GPS data to measure distance, plus a timer for waiting
Design and types: Early meters were mechanical; most contemporary devices are electronic or digital and may
Regulation: Local authorities typically license and calibrate meters, conduct periodic inspections, and seal devices to prevent
In practice: Taximeters are standard in taxis worldwide, though some markets rely on fixed rates or app-based
History: The concept emerged in the late 19th century and became common in major cities in the