Quiz Preparation

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

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

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

4. What is the minimum allowed static ground clearance, including driver?

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

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

7. Ten pages of text are allowed in the Engineering Design Report

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

9. Which of the following requirements are a must for all non DV electric cars with wings, when moving the vehicle on the competition site? (Multiple choice)

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

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

2. Your team completes their best autocross run in 84.9 secs and that was the fastest overall time. How many points did your team recieve for autocross? Round to one decimal place.

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

4. 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?

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

6. 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

7. 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?

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

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

10. Your team completes their best manual skidpad run in 4.0 secs but knocks down 11 cones. The fastest team overall completed their run in 4.1 secs. How many points did your team recieve for skidpad? Round to one decimal place.

11.

The Electrical System Officer must: (Multiple Choice)

12.

The Electrical System Officer must: (Multiple Choice)

13. To build your race car you need a part what can be bought on the public market for 450 EUR per piece. Your plan is to sell 1200 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

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.

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.

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

17. What is the volume of the smallest allowed head restraint? Give answer to two decimal places in m^3

18. What is the minimum height of the university name and the car number added together?

19. Your team recieves 59.3 points for their autocross run. The fastest time overall was 71.9 secs. How long was your team’s fastest run? Round to one decimal place.

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

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. You want to use a photo from media.formulastudent.de.
Mark the correct answer.

3.

The figure shows a simplified quarter vehicle modal. The drive torque T(M) is the input, the wheel speed W is the output of the system. The torque due to the acceleration of the vehicle is modelled by the constant disturbance d. I models the inertia of the wheel and s is the complex variable of the Laplace transform.

Which statements are correct? Mark all correct answers.

4. For the shown drive train, the input rotational speed is 3600 min-1, and the number of teeth of the sprocket is z1 = 20.
ease note: n2 = n3, n4 = n5, n6 = n7.
The number of teeth of the sprockets are:
z1 = 20, z2 = 45, z3 = 24, z4 = 55, z5 = 30, z6 = 43, z7 = 15, z8 = 53
Calculate the rotational speed in min^-1 for the final sprocket z8 where the driveshafts are mounted. Round to one decimal.

5.

The figure shows internal single walls of the TSAC and their cutouts.
Which of these walls are rules compliant? Mark all correct answers.

6. 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.

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

8. 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:

9. Fred, the racing alpaca, has made a New Year’s resolution to lose weight to improve his time in Acceleration. Assume that the traction force remains the same, is constant over the entire Acceleration, and that drag or other resistances can be neglected.
How much weight must he lose at least to improve his time by 13 %? Answer in % and round to the nearest one.

10. 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.

1. Mark all true statements according to the FS Rules

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

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

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

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

2. 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

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

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

5. 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.

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

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

8. 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

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

10. 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

1. A spring in a car’s suspension has elastic potential energy store 226 J. If the spring constant is 8.1N/mm, find the extension. Give answer in meters to three significant figures.

2. 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.

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

4. Calculate the force Fc working at point C. Give answer in kN rounded to one decimal place.

Forces at point A: Rax = 3kN, Ray = 9kN, Ma = 10kN/m

5. A cat of mass 12 kgs ran at 65mph. What is its kinetic energy? Answer in J to the nearest whole number

6. You would like to drink a cup of very hot coffee with milk early in the morning, but you
are in a hurry and have only 5 minutes until you have to leave for work. At which time
after brewing should you add the cold milk to the coffee and stir in order to decrease the
temperature of the mixture as much as possible:
a) 0 minutes (immediately),
b) 2 minutes, or
c) 4 minutes?
Suppose that the stirring can be done instantaneously and that you need the last one
minute for drinking.

brew temperature C = 80 ◦C, temperature of milk = M = 10 ◦C, room temperature
0 = 20 ◦C, volume of coffee VC = 300 ml, volume of milk VM = 100 ml, specific heat
capacity of coffee cC = 4180 J/(kgK), specific heat capacity of milk cM = 3500 J/(kgK).

Please enter only the letter of the corresponding answer

7. 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.

8. 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.

9. An air as an ideal gas expands adiabatic from a volume of V1 = 1,00l with its pressure of p1 = 10^5 Pa to 1/10 of its original pressure. What volume V2 (in litres) does the gas reach after it’s expansion? Round to two decimal places

10. 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%