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Quiz Preparation

98

Quiz „Basics“

1 / 10

1. Which statement about the Ready-To-Drive sound is correct?

2 / 10

2.

A team can register up to how many Electrical System Officers?

3 / 10

3. What is the maximum number of drivers allowed to compete at an event?

4 / 10

4. What is the minimum number of points a team recieves for finishing an acceleration run?

5 / 10

5. What are not the diameter of the skidpad circles? (Multiple choice)

6 / 10

6. How many points are assigned for the BOM and BOM discussion in the Cost and Manufacturing Event?

7 / 10

7. An official has the right to remove the scrutineering sticker from the car, if the car is no longer rule compliant.

8 / 10

8.

Which of the following parts are not part of the Shutdown Circuit? (Multiple choice)

9 / 10

9. How long is water sprayed on the car during the rain test?

10 / 10

10. What does the red flag mean during the driving disciplines?

Dein Ergebnis ist

Die durchschnittliche Punktzahl ist 69%

0%

10

Quiz „Intermediate“

1 / 20

1. What is not a ’system‘ in the Cost Reports Bill of Material?

See FSG Rules 2023 A1.2.7

2 / 20

2. As a DV-EV Team not competing in DC, what is your maximum total score of Busniess Plan Presentation, Cost and Manufacturing, Skid Pad, Acceleration and Efficiency together?

Steps:

  • calculate average time between left circle and right circle for each run
  • add any penalties to these times
  • decide on the best time of Team A and Team B
  • slowest time between these two best times is T_team
  • fastest time between these two best times gets multipled by 1.25 and is T_max
  • use formula from FSG Rules 2023 D4.4.3

3 / 20

3.

Assuming the skid pad event has only two participants, both EV without driverless. Team A and Team B: calculate the score rounded to two decimals for the team scoring the lower amount of points using the following data.

4 / 20

4. How many points are assigned for the Overall Vehicle Concept in the Engineering Design Event? (Multiple choice)

5 / 20

5. Which of the following requirements is a must for all types of vehicles, when moving the vehicle on the competition site?

6 / 20

6. What is the minimum height of the characters of the car number?

7 / 20

7. Your team completes their best autocross run in 84.0 secs but knocks down one cone. The fastest team overall completed their run in 75.7 secs but knocked down three cones. How many points did your team recieve for autocross? Round to one decimal place.

8 / 20

8. You want to use this shutdown button left and right between the main hoop and the main hoop bracings. Is this application rules compliant? (Multiple Choice)

  • installation cost: 400.000 EUR
  • machine cost: 20.000 EUR x 5 years = 100.000 EUR
  • material cost: 50 EUR x 1000 cars = 50.000 EUR
  • Total cost: 550.000 EUR
  • Cost per car: 550.000 EUR /1000 = 550 EUR

9 / 20

9. To build your race car you need a part what can be bought on the public market for 250 EUR per piece. Your plan is to sell 1000 race cars the next five years. If you will manufacture the part by yourself, you need an investment of 400.000 EUR for the installation. Furthermore, you need to pay 20.000 EUR per year for the machine operator. The material costs are 50 EUR per piece. The machine cannot be sold after the usage. What is the cost of one piece of the own manufactured parts? Give answer as one whole number

10 / 20

10. How many sets of dry tyres are allowed to be used during one event?

11 / 20

11. What does the yellow flag mean during the driving disciplines?

12 / 20

12. Which of these is/are not a penalty during autocross? (Multiple choice)

13 / 20

13. What is the maximum length of time allowed for the driver change in endurance, in order to recieve no penatly?

14 / 20

14.

The following parts are part of the Shutdown Circuit (Multiple choice)

15 / 20

15. What is the maximum amount of points a EV team can recieve at an event?

16 / 20

16. Your team completes their best autocross run in 71.2 secs. The fastest team overall completed their run in 71 secs. How many points did your team recieve for autocross? Round to one decimal place.

17 / 20

17. How long is water sprayed on the car during the rain test?

18 / 20

18. The length of the acceleration track is 75m. Hypothetically the acceleration of the cars is constant, and linear, without slip. The vehicle starts from the starting line of the Acceleration track and then covers 75m. At the finish line, the speed of the racing car is 108 km/h.

How much time (in secs) is needed for the car complete the Acceleration Event and what was the acceleration of the car ( in m/s^2)? Give the answers as whole numbers sparated by a comma (?, ?).

19 / 20

19. What is the penatly for driving off course during endurance?

20 / 20

20. Each team must have two 0.8kg fire extinguishers.

Dein Ergebnis ist

Die durchschnittliche Punktzahl ist 56%

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3

FSG Preparation

1 / 10

1. In the following there are multiple statements abount the rules. Which statements are correct?

2 / 10

2. A horizontal pipe increases from cross-section 1 with A1 = 2.55 cm2 to cross-section 2 with A2 = 7.1 cm2. In cross-section 1 there is a pressure of p1 = 1.2 bar and a flow rate of v1 = 5 m/s. The density of water is 997 kg/m3.
Calculate the pressure in bar in cross-section 2 for the flowing water. Round to two decimals.

3 / 10

3. The truss structure shown in the figure is loaded with the forces F1, F2 and F3. The truss structure is supported in points A and B, as shown. Each segment of the truss structure is assumed to have no mass and infinite stiffness.
Identify the zero-force members in the structure under the given load and indicate them by placing a check mark.
You may select one or more answers.

4 / 10

4. Fred, the racing alpaca, challenges Coco, the 3-leged cat, to an acceleration event according to D 5.1.1. Being very confident, Fred gives Coco a head start h of 14 m infront of the start line. Both start the same time t=0 s having an initial speed V0 of 0m/s as shown in the figure. Coco accelerates with 6m/s^2. Assume that both are not limited by speed and have a constant acceleraton over the full acceleration event.

Calculate the minimum acceleration Fred needs to achieve to reach the finish line at the same time as Coco. Round to one decimal.

5 / 10

5. Coco, the three-legged cat with a mass of 3.5 kg, is standing still on a horizontal frictionless surface. While playing with a ball of yarn, having a mass of 0.05 kg, Coco kicks it backwards with one of her three legs so hard that the ball of yarn reaches a speed of 2.3 m/s.
The resulting speed of Coco is:

6 / 10

6. Given is the three-dimensional circuit as shown. It consists of three resistors, each 4.7 kOhm, six capacitors, each 470 nF, and three inductors, each 4.7 μH.
Calculate the magnitude of the impedance |z| in kOhm between the input and output marked in red for a sinusoidal voltage of 12V and 50 Hz between the input and output. Round to two decimals.

7 / 10

7. Your vehicle has its right-hand base coordinate frame defined with the x-axis pointing forward into the driving direction and the z-axis upwards.
A camera is positioned on the vehicle as follows, in the vehicle coordinate frame:
x = 500 mm, y = 160 mm, z = 1140 mm
and the Euler angles ZY′X′′
roll = 100°, pitch = 0°, yaw = 90°
Assume the camera has no distortion, a resolution of 1280 px × 1080 px, and the principal point (cx and cy) and the focal lengths (fx and fy) are given by:
cx = 636 px, cy = 548 px, fx = 241 px, fy = 238 px
The point (u, v)0 is defined to be (u, v)0 = (-cx, -cy) as commonly used.
Within the camera image plane, z-axis in viewing direction, an object center is detected at pixel:
u = 795 px, v = 467 px
Another sensor determines the euclidian distance of the object to the camera frame as:
d = 2.7 m
Calculate the 3D position of the object in the vehicle coordinate frame in meter. Round to three decimals. Give the solution in the following format: x, y, z, e.g. 1.234, 5.678, 9.012

8 / 10

8.

The figure shows the output voltage Vout versus the input voltage Vin as the transfer function of 74LVC1G34, a non-inverting LVTTL buffer.
The non-inverting LVTTL buffer obeys the following static discipline:

Does the given tranfer curve satisfy the static discipline? Mark all correct answers.

9 / 10

9. According to the FS Rules and the competition handbook: Which statements are true?

10 / 10

10. Given is a parallel-plate capacitor with area A, separated by a uniform gap of thickness d1 filled with a dielectric with permittivity ε. At time t1, the voltage of the capacitor is V1. The capacitor is not connected to any electrical network.
How much energy is needed to change the plate spacing to d2 = 4 × d1?

Dein Ergebnis ist

Die durchschnittliche Punktzahl ist 20%

0%

1

FSG Preparation Short

1 / 5

1. Fred, the racing alpaca, challenges Coco, the 3-leged cat, to an acceleration event according to D 5.1.1. Being very confident, Fred gives Coco a head start h of 14 m infront of the start line. Both start the same time t=0 s having an initial speed V0 of 0m/s as shown in the figure. Coco accelerates with 6m/s^2. Assume that both are not limited by speed and have a constant acceleraton over the full acceleration event.

Calculate the minimum acceleration Fred needs to achieve to reach the finish line at the same time as Coco. Round to one decimal.

2 / 5

2. Your vehicle has its right-hand base coordinate frame defined with the x-axis pointing forward into the driving direction and the z-axis upwards.
A camera is positioned on the vehicle as follows, in the vehicle coordinate frame:
x = 500 mm, y = 160 mm, z = 1140 mm
and the Euler angles ZY′X′′
roll = 100°, pitch = 0°, yaw = 90°
Assume the camera has no distortion, a resolution of 1280 px × 1080 px, and the principal point (cx and cy) and the focal lengths (fx and fy) are given by:
cx = 636 px, cy = 548 px, fx = 241 px, fy = 238 px
The point (u, v)0 is defined to be (u, v)0 = (-cx, -cy) as commonly used.
Within the camera image plane, z-axis in viewing direction, an object center is detected at pixel:
u = 795 px, v = 467 px
Another sensor determines the euclidian distance of the object to the camera frame as:
d = 2.7 m
Calculate the 3D position of the object in the vehicle coordinate frame in meter. Round to three decimals. Give the solution in the following format: x, y, z, e.g. 1.234, 5.678, 9.012

3 / 5

3. A single-cylinder four-stroke engine with a total displacement of 623.7 cm3 has the following theoretical design: piston stroke s = 52 mm, connecting rod length l = 66 mm, piston diameter d = 38 mm. The ignition timing point is given as Sk = 2.0 mm before TDC.
Calculate the ignition timing point in ° crankshaft before TDC. Round to one decimal.

4 / 5

4. The truss structure shown in the figure is loaded with the forces F1, F2 and F3. The truss structure is supported in points A and B, as shown. Each segment of the truss structure is assumed to have no mass and infinite stiffness.
a = 2 m, F1 = 6 kN, F2 = 13 kN, F3 = 13 kN
Calculate the force in A and B in y-direction in kN. Enter the higher value. Round to one decimal.
(answer can be positiv or negativ but only negativ answers will be accepted)

5 / 5

5.

The figure shows the output voltage Vout versus the input voltage Vin as the transfer function of 74LVC1G34, a non-inverting LVTTL buffer.
The non-inverting LVTTL buffer obeys the following static discipline:

Does the given tranfer curve satisfy the static discipline? Mark all correct answers.

Dein Ergebnis ist

Die durchschnittliche Punktzahl ist 80%

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2

You only have 10 mins to answer all 4 questions!

Sorry, times up!


Quiz „FSG Multiple Choice“

1 / 4

1. According to the FS Rules and the competition handbook: Which statements are true?

2 / 4

2. In the following there are multiple statements abount the rules. Which statements are correct?

3 / 4

3. Mark all true statements according to the FS Rules

4 / 4

4. In which cases will team members be denied their on-site member pass?
Mark all correct answers!

Dein Ergebnis ist

Die durchschnittliche Punktzahl ist 0%

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0

Quiz „Electrical“

1 / 10

1. How much current flows when 99 C passes down a wire in 11 s? Give answer in amps as a whole number.

2 / 10

2. Which of the following statements about the Tractive System Accumulator are wrong? (Multiple choice)

3 / 10

3. Three inductors are connected as shown in the following figure:

Given that L1 = 2L2, find L1 and L2 such that the equivalence inductance is L = 0.7 H.
Give your answers in Henry, rounded to three decimal places separated by a comma (L1, L2)

4 / 10

4. A capacitor with a capacitance of 100 μF is currently charged to a voltage of 199.8V. How much additional energy is needed to charge it to a voltage of 301.4V. Give answer to 4 significant figures in Joules

5 / 10

5. Which of the following statements is false regarding the difference between Lead-based batteries, Nickel-based batteries and Lithium-based batteries?

6 / 10

6. Your head of powertrain has found a battery cell with excellent specifications and yet cheap. He decides upon a 142s2p accumulator configuration using the cells with a capacity of 5.8 Ah. The manufacturer specifies an internal impedance of 1.5 mOhm. However, after a while you notice the cells are of horrible quality and their real capacity varies significantly leading to an unbalanced accumulator.

He performed experiements to find an approximation of the cells SoC relation to their open-circuit voltage (EMF) as shown in the following figure:

Assume due to imbalance, exactly half of the accumulators cells are at 40% SoC and half at 80% SoC. What current will be drawn at the maximum allowed power usage? Give answer in Amps to nearest whole number

7 / 10

7. Which statements about the travel of the driving pedal is correct

8 / 10

8. The previous season you could recuperate only 27% of your initially stored energy, but this season a big improvement in your drivetrain allows you to recuperate 69% of the initially stored energy.  Knowing that you had 6.3 kWh of energy in your accumulator during the last season, how much energy must your new accumulator have, if you assume, that it’s the same length and speed? Give answer in kWh

9 / 10

9. Which of the following statements about LV battery packs with lithium based chemistry other than LiFePo4 is not true?

10 / 10

10. Your BSPD has been triggered although the driver did not touch the driving pedal. What could have gone wrong? (multiple choice)

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Die durchschnittliche Punktzahl ist 0%

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0

Quiz „General Engineering“

1 / 10

1. A lorry contains an engine with a power of 0.255 W. The lorry drives for 51 s. Calculate the energy transferred in Joules and round to one decimal places.

2 / 10

2. A refrigeration unit cools water of mass 3 kg by 33 °C. Find the thermal energy removed from the water. The specific heat capacity of water is 4186 J/kg celsius. Give answer to three significant figures in kJ.

3 / 10

3. A racing car rolls to a stop on a horizontal course with an initial speed of v. It decelerates
only by friction with a rolling resistance of μF, which is supposed to be independent of
the current velocity.
What is the distance s the car needs to stop?
v = 230mph, μF = 0.17, g = 9.81 m/s2.
Give your answer in meters, rounded to four significant places.

4 / 10

4. Your team is the first car at the design event during FSN2022 and it’s quite cold for this time of the year, 12 degrees C. To impress the judges, you decide to make some tea for them. What is the minimum required time to prepare the tea, knowing that you have to boil 4 tea cups of 370ml each and you have an electrical heater with a power of 500W. Give your answer to the nearest whole number in secs.

5 / 10

5. A vehicle with the mass 190kg, wheelbase 1,56m and tyre static radius 222mm is weighed. Scales measure 83kg (front) and 107kg (rear) when the car measured on the perfectly flat ground and the same values when the front axle is elevated by 0,85m. What is the car’s COG height? Give answer to the nearest whole number in mm

6 / 10

6. The previous season you could recuperate only 25% of your initially stored energy, but this season a big improvement in your drivetrain allows you to recuperate 63% of the initially stored energy.  Knowing that you had 9.6 kWh of energy in your accumulator during the last season, how much energy must your new accumulator have, if you assume, that it’s the same length and speed? Give answer in kWh to one decimal place.

7 / 10

7. A racing car rolls to a stop on a horizontal course with an initial speed of v. It decelerates
only by friction with a rolling resistance of μF, which is supposed to be independent of
the current velocity.
What is the distance s the car needs to stop?
v = 300 km/h, μF = 0.15, g = 9.81 m/s2.
Give your answer in meters, rounded to four significant places.

8 / 10

8. A team is in the process of validating the compliance of the shoulder harness bar used in their car. Choose the part in which their configuration is incompliant:

9 / 10

9. Calculate the gravitational potential energy of a 4 kg object at 15 m above Earth’s surface with gravitational field strength of 9.81 N/kg. Give answer to three significant figures in J.

10 / 10

10. During last year acceleration a top speed of 100 km/h was reached. Due to big improvements in the new drivetrain, the new vehicle reaches a top speed of 120 km/h. The aerodynamics chief has some worries about the stability of the rear wing bracing due to the higher aerodynamics load. Given the geometry below, by how much % does the bearing force in point A change in comparison to last year? (The aerodynamic package did not change and therefore some values can be assumed for both vehicles). Give answer rounded to one decimal place.

CL=3.8     CD=1.2     A=1 m²     rho=1.1 kg/m³     L1=50 mm     L2= 100 mm     H1= 125 mm     H2= 165mm

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Die durchschnittliche Punktzahl ist 0%

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