Quiz Preparation

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

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

3. What is BOM short for?

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

5. How many percentage of points is the Cost Understanding in the Overall Cost and Manufacturing Event?

6. What is the length of the acceleration track?

7.

In the event of unsportsmanlike conduct, 25 penalty points will be deducted from the team’s overall score. A second violation will result in an additional 100 penalty points deducted from the team’s overall score.

8. Which of the following is true about presenting the vehicle for static judging?

9. Situation during the Endurance: A driver spins with the car and is driving in reverse to get back on track. What is wrong in this situation?

10. Which of the following certifications for helmets is not allowed?

1. Which of the following documents is directly evaluated during Engineering Design Event?

2. Which statements are correct? (multiple choice)

3. What is the maximum hight for aerodynamic devices rearward of a vertical plane through the rearmost portion of
the front face of the driver head restraint support ?

4. As an EV Team without DV, what is your maximum total score of Busniess Plan Presentation, Cost and Manufacturing, Skid Pad, Acceleration and Efficiency together?

5. The team at an event with the highest points in the Buisness Plan Presentation but not reaching the finals has 67 points. Your team received 29 points but the topic of your team’s BPP didn’t meet the requirements defined in the rules. What is your Business Plan Presentation Score? Round to one decimal place

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

7.

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

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

9. Your team completes their best autocross run in 84.0 secs but knocks down five cones. The fastest team overall completed their run in 1 min 13 secs. How many points did your team recieve for autocross? Round to one decimal place.

10. What is the minimum height of the university name on both sides of the car?

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

12.

The following items have to be on or attached to the push bar, if you are an EV team. (multiple choice)

13. The team at an event with the highest points in the Buisness Plan Presentation but not reaching the finals has 69 points. Your team received 33 points. What is your Business Plan Presentation Score? Round to one decimal place & don’t forget to use a point instead of comma

14. What is the total surface area of percy (including connection pieces)? Persume the connection pieces have a width of 20mm. Give answer in miles to one decimal place

15. A team missed the intial deadline for a document and submitted this 24 hours after the deadline. After that the team’s document got accepted. The team will recieve a 10 point penalty.

16. Your team completes their best autocross run in 71.9 secs but goes off course once and knocks over two cones. The fastest team overall completed their run in 73.2 secs. How many points did your team recieve for autocross? Round to one decimal place.

17. How many manual dynamic events can one team compete in during a competition?

18. Your team completes their best manual skidpad run in 5.9 secs. The fastest team overall completed their run in 5.1 secs. How many points did your team recieve for skidpad? Round to one decimal place.

19. How far is the car tipped during the tilt test?

20. You want to use this shutdown button left and right between the main hoop and the main hoop bracings. Is this application rules compliant?

1. You want to drive with a Lithium Polymer Cell with 3.2 Ah and weighing 70 g. Which of the following configurations would be allowed by the rules? Hint: Unorm = 3.7 V, Umax = 4.2 V

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

3. 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

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

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

6. 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

7. Which of these HV- and LV-components have to be fire-retardant? (Multiple Choice)

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

9. A thin circular, isolated wire made of copper with radius R lies on a table with its ends
connected to a Volt meter. Another, straight wire lies exactly along a diameter of the
circular wire, connected to an alternate current source i(t) = I0 sin(wt).
The experimental setup is shown in the following Figure:

Which effective voltage Ueff does the Volt meter display?
R = 10 cm, maximum current I0 = 1 A, f = 50 Hz.
Give your answer in Volts with three decimal places

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

1. 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.

2. Calculate the pull force on the plate in Newton. Round to 2 numbers seperated by a point (exanple: 9.13)

3. Answer in MJ, round to one decimal number (example 45.7), no unit in the answer

4. 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.

5. If the density of aluminium is 2.71 kg/m^3, find the volume of a 0.888 kg of aluminium. Give answer in m^3 with two decimal places.

6. Calculate the cornering speed during Skidpad (you can use the centerline radius in the rules) using following information:

μ_y = 1.4,  m = 240 kg,  c_L = 3.2,  A = 1 m^2,  ρ = 1.1  kg/m^3

It is assumed, that there is no weight transfer and all 4 tires are at the optimal grip level. Answer in m/s rounded to one decimal place.

7. A 30 lbs model helicopter flying at 51 mph, calculate its kinetic energy. Answer in J to 3 significant figures.

8. An object is fired vertically upwards from the ground at time t = 0 s in still air at a speed of 8.0 m/s. On the way up, what is the height of the object above the ground when it has a speed of 2.0 m/s. At what time does it reach this height on the way down? Give both answers separated by a comma to one decimal place.

9.

10. A water tank under a pressure of p = 117.72 kPa has three pipes connected to it, which are sealed 5 meters below the water surface by three plates with areas A₁, A₂, and A₃.
Task:
Sort the pressures p₁, p₂, and p₃ according to their magnitude.