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How Long Does It Take to Drive 3000 Kilometers?

1 Answers

KingstonFitz

07/29/25 2:20pm

For vehicles traveling on the highway at a speed of 100 kilometers per hour, it takes approximately 30 hours to cover 3000 kilometers. Below is an introduction to odometer mileage calculation: 1. Mechanical odometer: A mechanical odometer consists of a worm gear mechanism and number wheels. When the car is in motion, the drive shaft drives the rightmost first number wheel of the odometer through three sets of worm gears, displaying 1/10 km on the first number wheel. From the first number wheel to the left, every two adjacent number wheels are connected through their internal teeth and carry-over gears, forming a 1:10 transmission ratio. When the first number wheel completes a full rotation from 9 to 0, the internal transmission teeth drive the second number wheel to the left to rotate 1/10 of a turn, incrementing by 1 km. When the second number wheel completes a full rotation from 9 to 0, the third number wheel to its left rotates 1/10, incrementing by 10 km. The display and counting method for the remaining number wheels, from lower to higher positions, follow the same principle, thus displaying the vehicle's mileage. 2. Electronic odometer: An electronic speedometer consists of a speed sensor (installed on the worm gear of the transmission assembly on the wheel, using photoelectric or magnetic principles), a microprocessor system, and a display. The photoelectric or magnetic pulse signals from the sensor are processed by the internal computer of the instrument, displaying the speed on the screen. The odometer calculates and displays the mileage based on the speed and cumulative operating time, processed by the computer.

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