How to integrate IoT with trade data

List of the table of contents of this article:

• 1, Cheetah fast or car fast
• 2, Who runs faster, a car or a train?
• 3、 Why does the more you step on the brake, the faster the speed will be?

Cheetah fast or car fast

1. This speed is two to three times the speed of a car when driving fast on the highway. If you shout at a person moving at supersonic speed, he can't hear anything. Because the sound can't catch up with him at all, the speed is definitely fast enough to travel by jet.

2. The car is fast. In terms of extreme speed, the cheetah is not as fast as a car, and even many compact sedans.Both cars and entry-level cars are faster than Cheetah, and the Cheetah can only run at 115 kilometers per hour at the earliest.

3. Leopards have a higher speed per hour. The speed of cars should be 30-60 kilometers per hour when driving in urban areas, 80-120 kilometers per hour on highways, and about 60-80 kilometers per hour in ordinary urban areas. On the contrary, the maximum speed of leopards is 113 kilometers per hour.

Who runs faster, a car or a train?

1. The introduction of whether the train is fast or the car is as follows: the speed of the train is faster and the maximum speed is 252 kilometers u002F hours. This record was created on the fourth line of Jiaoji, while the car travels on the highway at 70 kilometers per hour, and the domestic high-speed speed limit is mostly 120 kilometers per hour.

2. The train is fast. Because cars are slower on the highway than ordinary trains. I'm from Henan. Work in Beijing. Both cars and trains have been done. It takes about 15 hours to drive between the two places. The train K-shaped express type takes about 10 hours, the train T-shaped express type takes about 8 hours, and the train Z-shaped straight type takes about 7 hours.

3. And the fastest car on the highway can only run at 120-130 km/h, and this is already speeding. The general cruising speed of the car is 100 km/h. So generally speaking, the train is fast. Except in exceptional circumstances, such as the comparison between an old steam train running on a monorail and a sports car running on a modern highway.

4. What is the speed of the train? The speed of the long-distance bus is 400 kilometers ÷ 5 hours. =80 kilometers per hour. The speed of the train is 400 kilometers ÷ 2 hours = 200 kilometers per hour. You can also ask how many hours faster the train is than the car? 5 hours - 2 hours = 3 hours.

5. Trains are fast, especially bullet trains, which can be compared with airplanes. Ordinary trains are also faster than cars because there are no traffic lights.

Why does the more you step on the brake, the faster the speed will be?

At this time, in order to avoid automatic shutdown or release the frictional resistance of the car engine, it is very easy to remove the frictional resistance, causing the more you step on the brake, the faster the speed. This feeling usually occurs in cars with automatic transmission, and when the car's own speed is at a low speed.

Sometimes, the operation sequence of the automatic transmission is wrong, resulting in faster braking speed. Especially when braking at low speed, it is very obvious. The reason why this happens is that when the car is driving at low speed, the throttle valve on the brake must be released first.

On the way downhill, if you don't step on the brake well, if you just tap it gently, the speed will not decrease, but because its inertia will get faster and faster.