The average driver has a reaction time of:
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9 to 10 seconds.
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0.75 to 1 second.
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0.2 to 0.3 seconds.
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3 to 4 seconds.
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Explanation
The average driver has a reaction time of ¾ second to 1 second. Traveling at 50 MPH, it would take a driver 55 feet to start braking. Reaction time is the distance your vehicle travels between the time you recognize a hazard and the time you apply the brakes.
Answer Statistics
🟡 This question is moderately difficult — 19% of our users answer it incorrectly.
Other questions in the same category: Stopping Distance
At 35 mph, it takes about ____ feet to react and bring the vehicle to a complete stop.Braking distance is affected by:At 30 MPH, the average driver’s perception time accounts for __ feet traveled.Braking distance is:What is the average total stopping distance of a tractor unit (no trailer) traveling at 55 MPH?Your brake lights tell other drivers that you:At 40 MPH, the average driver’s reaction time accounts for __ feet traveled.At 50 MPH, the impact and braking distance are __ times greater than at 25 MPH.At 80 MPH, the braking distance is __ times greater than at 20 MPH.The distance your vehicle will travel when you need to come to a stop is not affected by speed.
This question appears in the following DMV practice tests: