Topic: Kinematics and Equations Subtopic: Terms Associated With Motion
How LIDAR gun is used to calculate vehicle speed?
Answer: LIDAR gun is an instrument used by traffic police to detect the speed of vehicle. A laser beam takes time to cover the distance towards the vehicle and back to the detector. Certain measurements are made on this basis to calculate the speed of vehicle.
Learn also:
- What is force of limiting friction?
- What is difference between rest and motion?
- Define least count
- What are base quantities?
- Why is rolling friction extremely small than sliding friction?
- Is vernier caliper is more precise or screw gauge?