Cars

What is the Air current made by race cars?

What is the Air current made by race cars?
  1. What is the wave around in NASCAR?
  2. Does NASCAR cars have AC?
  3. What is F1 dirty air?
  4. Why is the Alpine airbox so big?
  5. What does dirty air mean in NASCAR?
  6. What is lucky dog in NASCAR?
  7. Do lmp1 cars have air conditioning?
  8. Do NASCAR drivers wear cooling suits?
  9. What gas mileage does a NASCAR get?
  10. Can lapped cars overtake safety car?
  11. What does P7 mean in F1?
  12. What does FP2 mean in F1?
  13. Do F1 engines use air filters?
  14. What is Happy Hour in NASCAR?
  15. What is bump drafting in NASCAR?
  16. What does Wedge mean in NASCAR?

What is the wave around in NASCAR?

Wave around: Lapped cars that do not pit during a regular yellow-flag pit cycle are allowed to take a “wave around” past the pace car once the one-to-go signal is given during that caution period. This procedure ensures that lead-lap cars restart at the front of the field.

Does NASCAR cars have AC?

“We don't have air conditioners inside our race cars. ... Many NASCAR races last for more than three hours, meaning that the drivers are exposed to the extreme heat for an extended period of time. This can be very dangerous, especially if they do not stay hydrated.

What is F1 dirty air?

As air passes over a Formula 1 car's surfaces it produces a wake of turbulent air that hampers the aerodynamic flow of cars directly behind it. This wake – nicknamed 'dirty air' – can be of benefit to a following car on the straight, as the car in front is effectively punching a hole in the air and doing more work.

Why is the Alpine airbox so big?

“It's a technical choice. We found that slimming the sidepods was a positive direction which is nothing new really. So we've repackaged and relocated some of the bulky things in the car and put them behind the air inlet. “So, yes, it gives a fairly spectacularly bulky shape in the car, but it works for us.

What does dirty air mean in NASCAR?

Dirty air: Aerodynamic term for the turbulent air currents caused by fast-moving cars that can cause a particular car to lose control or find difficulty in passing. ... The more downforce, the more grip a car has. But more downforce also means more drag, which can rob a race car of speed.

What is lucky dog in NASCAR?

The free pass -- often referred to as the Lucky Dog -- has been in place since 2003 and gives the first driver off the lead lap a lap back every time a caution flag comes out.

Do lmp1 cars have air conditioning?

This weekend is set to be one of the hottest 24 Hours of Le Mans on record, with temperatures forecast to rise to 33°C on Sunday. ... Some cars use air conditioning units to improve driver comfort and maintain temperatures at a stable level, regardless of the heat outside the cockpit.

Do NASCAR drivers wear cooling suits?

NASCAR drivers do wear specially-made cooled suits and helmets to help avoid heatstroke, but the races are still an intense grind. NASCAR driver David Ragan once said that he regularly loses five to seven pounds during every race. The temperature also plays a role in how cars operate in a race.

What gas mileage does a NASCAR get?

The NASCAR stock cars of the XFINITY and Monster Energy series average in the neighborhood of 4.15 miles per gallon, according to one of the company's calculations.

Can lapped cars overtake safety car?

If the clerk of the course considers it safe to do so, and the message "LAPPED CARS MAY NOW OVERTAKE" has been sent to all Competitors via the official messaging system, any cars that have been lapped by the leader will be required to pass the cars on the lead lap and the Safety Car.

What does P7 mean in F1?

P7 has been lapped. The race ends when the first car completes the required number of laps for the race. That car is then the winner.

What does FP2 mean in F1?

Since 2006, three free practice sessions (often abbreviated to FP1, FP2, and FP3) are held before the race. The first is held on Friday morning and the second on Friday afternoon, while the third session is on Saturday morning.

Do F1 engines use air filters?

Operation of F1 car air system

The job of an air filter is to prevent all particles or foreign matter, such as sand or grain, from entering the engine. Clean air is ingested into the eight “trumpets” where the flaps are located. If the throttles are open, the air will continue its course and be mixed with fuel.

What is Happy Hour in NASCAR?

Happy Hour - the last practice session held before a NASCAR race. Loose - an undesirable condition of the race car. This is when the car's set up causes the back end of the car to overtake the front end while entering or exiting a turn.

What is bump drafting in NASCAR?

Bump drafting is the act of slipstreaming the car in front and kissing its rear bumper instead of pulling out of the slipstream. The bump can cause the leading car to lose traction and the driver will need to lift off the throttle, giving the chasing car a speed advantage.

What does Wedge mean in NASCAR?

The diagonally related weight between the left-rear and right-front wheels is referred to as cross-weight or simply wedge. It is often measured as a percentage of the vehicle's total weight. When more than 50 percent of the car's weight is on the left-rear and right-front wheels, the car is said to have more wedge.

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