Quiz Preparation

1. What is the diameter of the inside skidpad circle?

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

3. What is the diameter of the outside skidpad circle?

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

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

6. Which of the following statements about the dynamic disciplines is correct?

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

8. How many events may a driver drive during a competition?

9.

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.

10. 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?

1. What is the diameter of the outside skidpad circle?

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

3. The car is tipped to 60° during the tilt test?

4.

The Electrical System Officer must: (Multiple Choice)

5. Your team completes their best manual skidpad run in 6.1 secs. The fastest team overall completed their run in 4.9 secs. How many points did your team recieve for skidpad? Round to one decimal place.

6. What does the yellow and red striped flag mean during Endurance and Autocross Event?

7. A team missed the intial deadline for a document and submitted this 49 hours after the deadline. After that the team’s document got accepted. The team will recieve a 10 point penalty.

8. 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?

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

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

11.

The Electrical System Officer must: (Multiple Choice)

12. In which currency must the costs be displayed in the CBOM?

13. For the rain test: (Multiple Choice)

14. Your team completes their best manual acceleration run in 3.3 secs, but at the end of the run knocks over one cone. The fastest team overall completed their run in 4.1 secs. How many points did your team recieve for acceleration? Round to one decimal place.

15. How many different tyre sizes can be used on a car during an Autocross run?

16. Suppose that 28 teams particpate in the CV category and your team is one of them, there are 6 Busniess Finalist teams among them. The team with the highest points not reaching the finals has 67 points, your team recieved 59 points. What is your Business Plan Presentation Score? Give answer to one decimal place

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

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

19. 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?

20. 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 (?, ?).

1. 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

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

3. For this Wheatstone Bridge based NTC temperature measurement circuit, which is the lowest voltage measurement (VAB) that is possible to obtain at 60ºC? (NTC B: 3435 +/-1%) Give answer in Volts rounded to two decimal points.

4. 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

5. 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

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

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

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

9. 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)

10. 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.

1.

2. 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.

3. A lorry contains an engine with a power of 2.78 J/s. The lorry drives for 36 mins. Calculate the energy transferred in kJ rounded to three decimal places.

4. In a gas pipe, the gas pressure pG is measured using a U-tube manometer connected at the bottom. Above the meniscus of the measuring liquid (mercury with density ρQ) on the gas side, there is a column of water with height h₂ and density ρW.
Question:
What negative pressure △pU (vacuum) exists in the pipe compared to the external pressure p₀?

Result in Pa, two decimal numbers seperated by a point (exp. 15.3). Do not put the Unit in the field below.

5. in cm^3, round to decimal numbers sperated by point (13.5) no unit int the answer

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

7.

8. Frage

9. The kinetic energy of a 8 lbs 4 oz box as it was dropped reaching ground is 10125J. Determine the speed as it lands. Give answer to one decimal place in m/s.

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