Quiz Preparation

1. How many drivers are allowed to drive in each discipline?

2. What penalty is given for a doo in Skidpad?

3. What is the minimum score for the third place in the Business Plan finals (with three finalists)?

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

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

6.

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

7. Can a team be eliminated from the Engineering Design Event by the judges, if every document of theirs was accepted and they are present at the Engineering Design Event?

8.

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.

9. What is the penatly for hitting over a cone during skidpad?

10. What happens if a driver completes more than two runs in a discipline?

1.

The Electrical System Officer must: (Multiple Choice)

2. What is the area of the cockpit opening template (including the area allowed for the steering) in square inches rounded to one decimal place?

3. What does a black flag mean?

4.

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

5. Which of the following statements are wrong? (Multipel Choice)

6. What is the minimum score for the third place in the Business Plan finals (with three finalists)? (?? points)

7. Your Team Sponsor offers you a Driver’s Harness. After examining the harness and the rules, an engineer in your team reports that the attachment of the harness can not be welded to the chassis structure. Furthermore, the engineer makes 4 statements. Which of these statements is true?

8. To build your race car you need a part what can be bought on the public market for 400 EUR per piece. Your plan is to sell 1300 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 25.000 EUR per year for the machine operator. The material costs are 75 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

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

10. What is the minimum allowed ground clearance, excluding driver?

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

12.

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.

13. 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.

14. Teams who remove their vehicle from the event site after
the event has begun will be disqualified from the event.

15. What is the minimum diameter of the shutdown button in the cockpit?

16.

The Electrical System Officer must: (Multiple Choice)

17. What is the maximum duration of the Business Plan Presentation?

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

19. 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.

20. 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?

1. How long will it take to discharge C1 below 60V using the following constant current sink if it is initially charged at 565V? (MOSFET’s VGSth: 4V) Give answer to two decimal places in secs.

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

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

4. Your team is considering two languages, Verilog and VHDL, for programming an FPGA. Which languages could be used?

5. Which of the following statements regarding the Brake System is false?

6. 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

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

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

9. The following processes have to be measured by the AMS. (Multiple choice)

10. 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

1. Calculate the Normal force on the rear left tyre during the first skidpad lap. You can assume, that your vehicle is in a steady-state condition and that there is no longitudinal acceleration. Further it can be assumed, that all 4 wheels have a lateral grip coefficient of 1.4. You can use the centerline radius stated in the rules. Following information regarding the vehicle are given. Give answer to nearest whole number in Newtons.

m = 220 kg

Cl = 3.8

A = 1 m^2

Rho = 1.1 kg/m^3

Wheelbase: L = 1.53

Trackwidth:t = 1.2 m

Height of CG: h = 0.2 m

Weight distribution/COP: 50%

2. The given gearbox consists of two gear sets with wheels 1, 2 and 3, 4 respectively. The wheels are fixed to their shafts. Calculate the drive speed (in rpm) of wheel 4?

Given: n1=600 rpm, z1=18, z2=90, z3=24, z4=120

3. A spring in a church clock has a spring constant of 10 N/m. What is its elastic potential energy store if it is stretched 8 m? Give answer in Joules to three significant figures.

4.

5. 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.

6. Before the endurance you pump nitorgen in your tires at a temperature of 20°C and 0.7 bar relative pressure. Knowing, that during the endurance the maximal tyre temperature will be around 60°C, what will be the maximal relative pressure of the tyre? Give answer in bar to two decimal places.

7. 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.

8. 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.

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. A hall with a floor area of 500 m² is to be equipped with underfloor heating, which will be operated at an average temperature of 33°C.

What percentage of the floor area must be used as heating surface in order to ensure an indoor temperature of 18°C when the outside temperature is -15°C?

Result in m^2 as an integer