NC RADAR State Exam 2026
Exam Questions with 100%
Correct Answers | Latest
Update
How many hours are required by the state for radar training's Operator
Course - ANSWER ✔✔30 Hours over 4 Weeks
What is the basic goal of all police work? - ANSWER ✔✔To protect
the lives and property of the public.
65% of all fatal crashes occur in a speed zone of? - ANSWER ✔✔55
MPH or more
,NHTSA - ANSWER ✔✔National Highway Traffic Safety
Administration, the federal agency dedicated to achieving the highest
standards of excellence in motor vehicle and highway safety
Radar is only a ___. - ANSWER ✔✔Tool
The overall course goal is? - ANSWER ✔✔to improve the
effectiveness of speed enforcement through the proper and efficient use
of speed measuring instruments.
This course seeks to improve speed enforcement because ____ -
ANSWER ✔✔we know that better enforcement is needed to improve
Traffic Safety. Strict enforcement of speed limits saves lives.
LESL - ANSWER ✔✔Law Enforcement Standards Laboratory
NIST - ANSWER ✔✔National Institute of Standards and Technology.
NIST is a part of the U.S. Department of Commerce, and it includes an
Information Technology Laboratory (ITL). Formerly the National Bureau
of Standards
What has been the target in almost all successful challenges to RADAR
- ANSWER ✔✔Human error
,RADAR - ANSWER ✔✔RAdio Detection And Ranging, a system that
uses reflected radio waves to determine the velocity and location of
objects
Brazier v. City of Philadelphia (1906) - ANSWER ✔✔Affirmed a
conviction under a city ordinance for speeding over 7 mph - "It is only
necessary to resort to the most cursory observation to find the evidence
that many drivers of automobiles in their desire to put their novel and
rapid machines to a test of their capacity, drive such vehicles through the
streets with a reckless disregard of the rights of others."
Increased speeds affect the 3 Elements of Driving, which are: -
ANSWER ✔✔1. The Operator - increased speeds serve to tax the
basic capabilities of the driver, such as his reaction time (the time
required to respond to a situation) as well as amplifying any existing
physical deficiencies, such as vision
2. The Vehicle - increased speeds tax the automobile equipment, the
brakes, steering, etc.
3. The Road Surface - increased speeds amplify the potential hazards of
any deficiencies in the road surface (potholes, construction, etc.) or
situational conditions resulting from weather, ice, snow, or rain
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2026. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, At a speed of 20 MPH, what is the stopping distance? - ANSWER
✔✔Reaction Time Distance = 22ft
Braking distance = 20 ft.
Stopping distance = 22ft + 20ft = 42 ft
At a speed of 40 MPH, what is the stopping distance? - ANSWER
✔✔Reaction Time Distance = 44 ft
Braking distance = 81 ft
Stopping distance = 44ft + 81 ft = 125 ft
*Note* the braking distance is 4 times that of 20 mph
At a speed of 80 MPH, what is the stopping distance? - ANSWER
✔✔Reaction Time distance = 88ft
Braking distance = 410 ft
Stopping distance = 88 ft + 410 ft = 498 ft
*Note* the braking distance is more than 16 times that of 20 mph
According to Joseph Nathan's "Famous First" the very first traffic law in
America was? - ANSWER ✔✔Passed on June 12, 1652 by New
Amsterdam (now New York). It prohibited the riding of horses at a gallop,
Exam Questions with 100%
Correct Answers | Latest
Update
How many hours are required by the state for radar training's Operator
Course - ANSWER ✔✔30 Hours over 4 Weeks
What is the basic goal of all police work? - ANSWER ✔✔To protect
the lives and property of the public.
65% of all fatal crashes occur in a speed zone of? - ANSWER ✔✔55
MPH or more
,NHTSA - ANSWER ✔✔National Highway Traffic Safety
Administration, the federal agency dedicated to achieving the highest
standards of excellence in motor vehicle and highway safety
Radar is only a ___. - ANSWER ✔✔Tool
The overall course goal is? - ANSWER ✔✔to improve the
effectiveness of speed enforcement through the proper and efficient use
of speed measuring instruments.
This course seeks to improve speed enforcement because ____ -
ANSWER ✔✔we know that better enforcement is needed to improve
Traffic Safety. Strict enforcement of speed limits saves lives.
LESL - ANSWER ✔✔Law Enforcement Standards Laboratory
NIST - ANSWER ✔✔National Institute of Standards and Technology.
NIST is a part of the U.S. Department of Commerce, and it includes an
Information Technology Laboratory (ITL). Formerly the National Bureau
of Standards
What has been the target in almost all successful challenges to RADAR
- ANSWER ✔✔Human error
,RADAR - ANSWER ✔✔RAdio Detection And Ranging, a system that
uses reflected radio waves to determine the velocity and location of
objects
Brazier v. City of Philadelphia (1906) - ANSWER ✔✔Affirmed a
conviction under a city ordinance for speeding over 7 mph - "It is only
necessary to resort to the most cursory observation to find the evidence
that many drivers of automobiles in their desire to put their novel and
rapid machines to a test of their capacity, drive such vehicles through the
streets with a reckless disregard of the rights of others."
Increased speeds affect the 3 Elements of Driving, which are: -
ANSWER ✔✔1. The Operator - increased speeds serve to tax the
basic capabilities of the driver, such as his reaction time (the time
required to respond to a situation) as well as amplifying any existing
physical deficiencies, such as vision
2. The Vehicle - increased speeds tax the automobile equipment, the
brakes, steering, etc.
3. The Road Surface - increased speeds amplify the potential hazards of
any deficiencies in the road surface (potholes, construction, etc.) or
situational conditions resulting from weather, ice, snow, or rain
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2026. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, At a speed of 20 MPH, what is the stopping distance? - ANSWER
✔✔Reaction Time Distance = 22ft
Braking distance = 20 ft.
Stopping distance = 22ft + 20ft = 42 ft
At a speed of 40 MPH, what is the stopping distance? - ANSWER
✔✔Reaction Time Distance = 44 ft
Braking distance = 81 ft
Stopping distance = 44ft + 81 ft = 125 ft
*Note* the braking distance is 4 times that of 20 mph
At a speed of 80 MPH, what is the stopping distance? - ANSWER
✔✔Reaction Time distance = 88ft
Braking distance = 410 ft
Stopping distance = 88 ft + 410 ft = 498 ft
*Note* the braking distance is more than 16 times that of 20 mph
According to Joseph Nathan's "Famous First" the very first traffic law in
America was? - ANSWER ✔✔Passed on June 12, 1652 by New
Amsterdam (now New York). It prohibited the riding of horses at a gallop,
