General Knowledge Flashcards

(95 cards)

1
Q

Where does your friend Katie live?

A

Nebraska

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2
Q

A high (stiffer) differential value of 60 percent or more…

A

reduces oversteer.

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3
Q

A low (looser) differential value of 50 or less…

A

fixes understeer.

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4
Q

A forward brake bias reduces () and increases ().

A

oversteer understeer

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5
Q

Low downforce setups require a () front brake bias.

A

Higher

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6
Q

A rearward brake bias fixes…

A

Understeer on braking

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7
Q

High downforce setups require a () front brake bias (typically).

A

Lower.

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8
Q

How does brake bias affect stopping distance?

A

Higher brake bias increases stopping distance (negatively) while lower brake bias improves (reduces) stopping distance.

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9
Q

How can brake bias be used in straight line braking before hairpin turns?

A

A slight reduction can improve straight line braking distance (if straight line braking alone is the concern as opposed to steering characteristics)

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10
Q

Lap 1 typically benefits from an () front brake bias due to the increased need for control due to tricky navigation.

A

Increased

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11
Q

What is the additional utility of brake bias on non abs cars like formula?

A

Biasing brakes away from wheels can reduce their lockup under deceleration.

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12
Q

Brake Bias should typically be adjusted no more than () percent in either direction from stock.

A

2

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13
Q

When you are oversteering on braking, you need to … your front brake bias.

A

Increase

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14
Q

When you are understeering on braking, you need to

A

reduce your front brake bias fixes

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15
Q

Why does lower forward brake bias reduce understeer and increase oversteer?

A

Less weight on the front tires means the vehicle can turn more easily.

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16
Q

Why is understeer considered more stable in racing and civilian cars?

A

Understeer is easier to correct than oversteer.

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17
Q

How does braking help rotate the car in rally gravel?

A

The transfer of weight and grip to the front tires helps rotate the vehicle

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18
Q

Why does applying throttle sometimes reduce understeer?

A

It transfers some weight away from the front wheels allowing them to regain grip from an excessive amount of weight on the front tires.

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19
Q

On a perfect racing line, one () at maximum speed into a corner but no more than necessary and () at maximum speed the instant you hit the apex.

A

Decelerates, accelerates

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20
Q

To travel in the minimum time possible around an obstacle, you want to generate as much force as possible pushing your backwards as you () and then after you pass, you want to generate () pushing you towards your final goal.

A

decelerate, as much force as possible

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21
Q

In racing, the direction of the force needing to be generated simply follows ().

A

the angle of the corner.

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22
Q

While driving a racecar, it’s very important to have a constant awareness of where the ideal direction is that you are trying to ()

A

maximize acceleration

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23
Q

For any given radius, there is a () we can achieve.

A

maximum speed

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24
Q

It’s important to understand that there is no such thing as a late apex or an early apex. There is only a …

A

correct apex

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25
The speed at the apex will always be ... with a later (smaller) apex.
slower
26
Why does a later apex cause a slower apex speed?
A later apex represents a smaller diameter circle.
27
A later apex represents a () diameter circle, while an earlier apex represents a () diameter circle
smaller, larger
28
The smaller, (), circles will always create an apex further in the corner. Conversely, a larger, () circle will always hit it earlier.
slower, faster
29
The goal the instant you reach the apex of a corner is always the same - maximum acceleration, which is either full throttle if you are at the edge of () or the maximum throttle possible that keeps you from going into excessive ().
understeer, wheelspin.
30
In off-road conditions, maximum acceleration is achieved with () amounts of wheelspin.
high
31
The ideal acceleration point, every single time, is at ().
the apex.
32
On every standard corner, on every track in the entire world your goal is to achieve maximum acceleration as quickly as possible at ().
the apex.
33
You actually use your ability to achieve maximum acceleration from the apex to .... the apex should be.
find where
34
If maximum acceleration from the "apex" out does not allow you to just barely stay on track at corner exit, it simply means you made a mistake and need to ... until you find one that lets you do that.
adjust your apex.
35
How does one troubleshoot the apex location with proper apex acceleration techniques?
The answer is not different acceleration or braking patterns, but moving apex location to see which gets the intended results.
36
The faster a car can accelerate in a corner, the () the apex needs to be.
later.
37
As you pass the apex, the only reason you should not be at full throttle is to ().
avoid excessive wheelspin.
38
Why should one avoid excessive wheelspin when not offroad?
This reduces the forces the tires can generate.
39
Typically excessive wheelspin is detected because it will cause ().
oversteer.
40
When wheelspin causes oversteer in a car on a road track, your throttle use shouldn't be limited until you reach (), where a steering correction cannot compensate and only a reduction in throttle keeps the rear in check.
true power oversteer
41
If you experience understeer and run off track on corner exit you don't need less throttle, you need ().
a later apex.
42
If you are ever understeering during corner exit, you should also be ....
at full throttle.
43
Less throttle should almost never be used out of corner exit (except in specific scenarios) because less throttle will ().
reduce the maximum tire force generated.
44
Remember that if you ever find yourself going wide or not using the whole track, this doesn't change how much throttle you use, it only changes your ().
ideal apex.
45
The greater acceleration potential a car has for a given corner, the () to the ideal direction its tire forces can push it during corner exit and the () of an apex it will need to do that.
closer, later
46
You always want to () the acceleration of the car using as much track as possible during corner exit because that will always give you the best net result of ().
maximize, tire forces.
47
Just clipping the edge of a track after corner exit means ...
we (likely) found a perfect apex (for now).
48
It's important to understand that it's not really a certain point in the corner that signifies the apex. It's actually the ().
angle that the car is facing.
49
When using Line Theory principles on track to identify your apex on shorter corners, it's normally more important to pay attention to not so much to (), but () as you reach the apex.
where an apex is in a corner, what direction the car is traveling as you reach the apex.
50
On big long corners, it might be easier to remember the apex as a () rather than ().
a point on the track you hit, the angle.
51
A slower car will always have a () circle resulting in a () apex, and a faster car will always have a () circle resulting in a () apex.
larger, earlier, smaller, later
52
The apex is the () that most compromises your ability to go faster through that corner.
point on the inside of the corner
53
A greater apex speed will result in ....
an overall greater elapsed time.
54
From the point that you hit the brakes to enter the corner, you want to minimize the () before you are able to get back to maximum acceleration.
time
55
A super super delayed apex is sometimes useful for () that can be used on the last corner of a lap to maximize speed for qualifying.
straightaway speed
56
A super super delayed apex is ALWAYS slower than optimal because ()
you are taking longer than necessary to turn the car and begin accelerating.
57
The apex should be the point of () speed and turn () achieved during the corner.
minimum, radius.
58
The ideal apex will require the car to use the () of the track at corner exit.
entire width
59
In racing, the () follows the same angle as the track does at corner exit.
ideal direction
60
The overriding goal for corner entry is to ().
get the car turned as quickly as possible.
61
What is the shape of the curve that represents the absolute fastest way you can change direction by combining deceleration with steering?
An Euler spiral.
62
Describe the shape of an Euler spiral
The radius decreases as the length of the line increases.
63
An () shaped path is the absolute fastest way they can get the car to change its () of travel.
Euler spiral, direction
64
Trail Braking - Starting with (), a driver progressively () as they ().
maximum braking, releases the brakes, turn the steering wheel.
65
Driven optimally, spiral entry speed will affect the size of the spiral, but not its ().
shape.
66
When comparing two apexes, the faster one is...
the one with an angle that is sharper / later but doesn't send you off course.
67
Is a racing line a path or a set of rules?
A set of rules.
68
What is the goal of corner entry?
Decreasing the radius of the path they are on as quickly as possible.
69
The more acceleration potential a car has for a given corner, the () and () you are going to initiate your spiral as that way you will hit the apex at the () angle and the () speed that you need for a proper corner exit.
later, slower, higher, lower
70
Missed braking point = missed ()
apex
71
Trail braking reduces () allowing for a shaper corner entry
understeer
72
In trail braking, the brakes should be fully released () the apex.
slightly before
73
What does a traction circle represent?
You can have maximum longitudinal or lateral force, but any combination of the two movements can only go so far before reaching a point outside the traction circle which will result in a loss of control
74
What are the four parts of corner entry and exit in Line Theory?
Full Braking Turn In while full braking Trail brake until Apex Instant full throttle
75
Changing direction by () and turning is actually faster than () and turning.
decelerating, flooring it
76
Everything you do to control a car should ultimately be in service of moving you in the () by () the force pushing you that way.
ideal direction, maximizing.
77
What is the universal cue in racing?
Detecting whether braking, turning, or throttle would be the best action for maximizing the force currently applied in getting the vehicle or object moving in the correct direction.
78
How would one use the universal cue during tire lockup in straight line braking?
A driver paying attention to the universal cue would notice that the rearward force was not being maximized by the present action of braking, and therefore braking needs to be released to restore rearward acceleration.
79
How would one use the universal cue deal with spinout after passing the apex?
The universal cue would notify the driver that the current inputs are failing to maximize force in the ideal direction of travel, so the current set of inputs need to be changed.
80
It is the () of the car you are trying to move, not the ().
center of gravity, front tires
81
What's an easy way to apply the idea of moving the center of gravity of the car for improved lap times, as opposed to the front wheels?
Imagine getting the driver to go in the direction the ideal forces should be pushing you.
82
To use the universal cue on a racetrack around a corner, one must be able to visualize the entire () and which direction your () is moving at any instant.
corner, center of gravity
83
When visualizing a corner from above for line theory, you have to be able to use () to push your racecar around as if it's a game piece.
tire forces
84
The final takeaway of the book, "The Perfect Corner", was when doubting what to do, you just have to remember to always ask yourself...
"What would the astronaut do [in a life or death situation]?"
85
Typical approach to completing a rally corner: Brake, () UNTIL APEX, then floor it.
trail brake oversteer
86
Why does trail braking help induce oversteer in rally?
Moving weight onto the nose of the car lets the rear of the car lighten and fly out.
87
What is the usual braking bias employed in rally to help increase oversteer?
A very very forward brake bias.
88
Throttle transfers weight to the () and tilts the car ().
rear, back.
89
Brake transfers weight to the ().
front
90
To Scandinavian flick into a corner, one brakes () brakes slightly into flick opposite of turn direction oversteers in ()
trail, accelerates on hitting apex angle.
91
Scandanavian flicks depend upon the weight being on the () of the vehicle transfered by the process of ().
front, braking.
92
What is faster: a Scandinavian flick or a handbrake turn?
A Scandinavian flick, much faster.
93
How does one handbrake turn? Straight line brake Pull handbrake AND () to induce oversteer. Accelerate at apex angle
Turn in
94
To tilt a car forward during a jump, one presses the ...
brakes
95
To tilt a car backwards during a jump, one presses the ...
gas.