NHTSA LiDar – Questions With Proven Solutions
LiDar is an acronym for: Correct Answer - light detection and
ranging
A liDar signals beam length is infinite unless reflected, refracted, or
absorbed by some object in its path Correct Answer - true
Lidar units are examples of this type of laser: Correct Answer -
semi conductor laser
A liDar unit will display the speed of the target of the ________ choice
Correct Answer - operators
Lidar employs a ____ ____ _____ method for taking measurements to
determine the target vehicles speed Correct Answer - time of
flight
speed = Correct Answer - distance/time
The frequency of Lidar signal is approximately _____ hz which ______ x
higher than Radar frequency Correct Answer - 330, 13,000
Lidar devices are considered class _____ by the FDA Correct
Answer - 1
Lidar visual confirmation (4 things) Correct Answer - identify
target, estimate speed, estimate range, check enviroment
Lidar audio confirmation (2 things) Correct Answer - pitch,
target acquisition tone
LiDar is an acronym for: Correct Answer - light detection and
ranging
A liDar signals beam length is infinite unless reflected, refracted, or
absorbed by some object in its path Correct Answer - true
Lidar units are examples of this type of laser: Correct Answer -
semi conductor laser
A liDar unit will display the speed of the target of the ________ choice
Correct Answer - operators
Lidar employs a ____ ____ _____ method for taking measurements to
determine the target vehicles speed Correct Answer - time of
flight
speed = Correct Answer - distance/time
The frequency of Lidar signal is approximately _____ hz which ______ x
higher than Radar frequency Correct Answer - 330, 13,000
Lidar devices are considered class _____ by the FDA Correct
Answer - 1
Lidar visual confirmation (4 things) Correct Answer - identify
target, estimate speed, estimate range, check enviroment
Lidar audio confirmation (2 things) Correct Answer - pitch,
target acquisition tone
