Under ideal driving conditions, a commercial driver operating a 50\text{-foot} vehicle at … — Commercial Driver's License (CDL) General Knowledge Exam

Under ideal driving conditions, a commercial driver operating a $50\text{-foot}$ vehicle at a speed of $35\text{ mph}$ should maintain a minimum following distance of $5\text{ seconds}$ .

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Cevap

True

The statement is accurate because standard CDL rules establish a baseline following interval of

1\text{ second}

per

10\text{ feet}

of vehicle length for speeds below

40\text{ mph}

. A

50\text{-foot}

vehicle at

35\text{ mph}

therefore requires exactly

\frac{50}{10} = 5\text{ seconds}

of following space.

Adım Adım Çözüm

Calculate the base following distance using vehicle length

5 seconds

The commercial vehicle formula designates 1 second for each 10 feet of vehicle length (50 ft / 10 = 5 seconds).

Check the operating speed for the high-speed adjustment rule

No extra second added

The vehicle is operating at 35 mph, which is below the 40 mph threshold where an additional 1 second must be added.

Determine total required minimum following distance

5 seconds

The total required following distance remains 5 seconds, confirming the statement is True.

Anahtar Kavram

CDL space cushion formula: 1 second per 10 feet of length below 40 mph

Tahmini Süre:45s

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