NHTSA RADAR/LiDAR – Questions With Apposite
Solutions
Reaction time can be disregarded as a significant accident
contributing factor: Correct Answer - FALSE
Average perception time for most drivers is: Correct Answer -
1.5 seconds
If a vehicle is traveling 54 MPH what is its velocity? Correct
Answer - 79 fps
A larger percentage of reported traffic fatalities occur on local roads
than on the highway Correct Answer - FALSE
A collision at 70 MPH is how many times as likely to result in a
fatality a one at 45 MPH Correct Answer - 4
What would be a site for having a valid need for speed enforcement?
Correct Answer - -Location where speed has been a factor in
accidents
-Location where general speed violations occur frequently
-Location that has unusual speeding regulations
Speed enforcement detection techniques such as radar detectors
and flashing headlights actually create a halo effect which serves to
increase compliance with speed laws Correct Answer - TRUE
An officer should refrain from stating his opinion about a violator's
speed in court? Correct Answer - FALSE
, Due to judicial notice the operator need not testify to the accuracy of
the particular speed measurement device he used for speed reading
Correct Answer - FALSE
Requirement to obtain a conviction in a speeding offense? Correct
Answer - Estimate of the violators speed
Visual elements of tracking history Correct Answer - 1. Identify
the target
2. Estimate Speed
3. Estimate Range
4. Check environment
RADAR Visual Observation Correct Answer - D. Identify Target
I. Estimate Speed
L. Estimate Range
F. Check Environment
RADAR Audio Confirmation Correct Answer - H. Pitch
C. Clarity
RADAR Target Speed Confirmation Correct Answer - G.
Steady/Multiple Readouts
K. Readout consistent with observation
Traffic radar uses Correct Answer - Radio waves
Acronym for RADAR Correct Answer - Radio Detection and
Ranging
Does RADAR travel at the speed of light? Correct Answer -
TRUE
Solutions
Reaction time can be disregarded as a significant accident
contributing factor: Correct Answer - FALSE
Average perception time for most drivers is: Correct Answer -
1.5 seconds
If a vehicle is traveling 54 MPH what is its velocity? Correct
Answer - 79 fps
A larger percentage of reported traffic fatalities occur on local roads
than on the highway Correct Answer - FALSE
A collision at 70 MPH is how many times as likely to result in a
fatality a one at 45 MPH Correct Answer - 4
What would be a site for having a valid need for speed enforcement?
Correct Answer - -Location where speed has been a factor in
accidents
-Location where general speed violations occur frequently
-Location that has unusual speeding regulations
Speed enforcement detection techniques such as radar detectors
and flashing headlights actually create a halo effect which serves to
increase compliance with speed laws Correct Answer - TRUE
An officer should refrain from stating his opinion about a violator's
speed in court? Correct Answer - FALSE
, Due to judicial notice the operator need not testify to the accuracy of
the particular speed measurement device he used for speed reading
Correct Answer - FALSE
Requirement to obtain a conviction in a speeding offense? Correct
Answer - Estimate of the violators speed
Visual elements of tracking history Correct Answer - 1. Identify
the target
2. Estimate Speed
3. Estimate Range
4. Check environment
RADAR Visual Observation Correct Answer - D. Identify Target
I. Estimate Speed
L. Estimate Range
F. Check Environment
RADAR Audio Confirmation Correct Answer - H. Pitch
C. Clarity
RADAR Target Speed Confirmation Correct Answer - G.
Steady/Multiple Readouts
K. Readout consistent with observation
Traffic radar uses Correct Answer - Radio waves
Acronym for RADAR Correct Answer - Radio Detection and
Ranging
Does RADAR travel at the speed of light? Correct Answer -
TRUE
