The average perception time for an alert driver is:
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0.75 to 1 second.
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0.25 to 0.5 seconds.
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1 to 2 seconds.
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3 to 4 seconds.
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Explanation
The average driver has a perception time of ¾ second to 1 second. Perception distance is the space your vehicle travels from the moment your eyes see a hazard until your brain recognizes it. Perception distance is affected by physical and mental conditions, medication, as well as weather conditions and the hazard itself.
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Other questions in the same category: Stopping Distance
Braking distance is affected by:At 30 MPH, the average driver’s perception time accounts for __ feet traveled.Vehicle stopping distances never depend on:At 50 MPH, the impact and braking distance are __ times greater than at 25 MPH.The distance your vehicle will travel when you need to come to a stop is not affected by speed.What is the average total stopping distance of a tractor+trailer with hot brakes?At 80 MPH, the braking distance is __ times greater than at 20 MPH.A fully loaded tractor-trailer traveling at 55 mph:Your vehicles braking distance will be much longer:A fully loaded tractor-trailer traveling at 55 MPH could take up to ______ to come to a complete stop.
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