FS Switzerland Registration Quiz 2023

You want to drive with your FS Car after the competition to Zermatt to visit the famous Matterhorn. The first 70% of the distance, you can drive with a constant speed of 80 km/h. Due to traffic jams, you have to drive 30 km/h for the remaining distance. The distance from the competition to Tasch is 74 km. How much energy is needed if your average consumption is 10 kJ/s.
Answer in kWh and provide the value with 1 digit behind decimal point, e.g. 12.3
Please use the following format: 123, 12.3, 1.23 or 0.123 (no '' comma, no letters), round to requested significant digits.

What is the minimal flexural stiffness required for Front Hoop Bracing Structure on your complete Formula Student racecar?
Answer in Nm? and provide the value with 0 digit behind decimal point, e.g. 12
Please use the following format: 123, 12.3, 1.23 or 0.123 (no '' comma, no letters), round to requested significant digits.

Which proposal is not a mesh refinement technique?

Acurve is given as f1(x) = x^2. Two points, connected as a line with a constant distance of exactly 4, are travelling on this curve. Its midpoint is generating a new curve. Calculate the area between both curves.
Hint: See the graph below given for random timestamps:
Answer has no units and provide the value with 2 digit behind decimal point, e.g. 12.34
Please use the following format: 123, 12.3, 1.23 or 0.123 (no '' comma, no letters), round to requested significant digits.

What is not true about VSV?

Due to difficulties passing technical inspection, your team could only try 1 run for Autocross. Your driver achieved a time of 68.2s and was hitting 3 cones. Post-Scrutineering was passed without penalties. The overall best time was 62.5s without hitting any cones. What is your score?
Answer has no units and provide the value with 1 digit behind decimal point, e.g. 12.3
Please use the following format: 123, 12.3, 1.23 or 0.123 (no '' comma, no letters), round to requested significant digits.

What is not true about the 95th percentile male (Percy)?

Due to many suspension problems the previous year, the A-Arms shall be redesigned. According to the following geometrical arrangement, what is the min. wall thickness of your rods considering only buckling case. Assume your A-Arms are made of round tubular steel, tubes have the same length and the transferred tyre load is acting in the same plan as the A-Arm.
E=210GPa Douter=15mm F=4000N a=15° B=30° y=10° l=350mm K=1 (column effective length factor)
Answer in mm and provide the value with 1 digit behind decimal point, e.g. 12.3
Please use the following format: 123, 12.3, 1.23 or 0.123 (no '' comma, no letters), round to requested significant digits.

What could happen if your team misses the initial deadline by more than 3 days, for example the SES upload.

What kind of mesh density do you use in regions where you expect high gradients of strains or stresses?

Your aerodynamic team designed a new Rear Wing as shown below at the maximum allowed height. What is the minimum height of your TSAL (h(tsal)) considering it’s mounted directly below the top of your Main Hoop? Assume, your car is 2D only.
d=800 l(ep)=380 mm h(ep)=900mm
Answer has mm and provide the value with 0 digit behind decimal point, e.g. 12
Please use the following format: 123, 12.3, 1.23 or 0.123 (no '' comma, no letters), round to requested significant digits.

Your team decides to beat the newly acquired World Record from Greenteam. You didn’t achieve to beat them, but set a respectable time of 1.473 s. Your driver continues to drive 100 km/h for another 3 s and then braking with 13.3 m/s. Assume that acceleration and deceleration are linear. What is the distance travelled by your car?
Answer in m and provide the value with 1 digit behind decimal point, e.g. 12.3
Please use the following format: 123, 12.3, 1.23 or 0.123 (no '' comma, no letters), round to requested significant digits.

Which of the following equations is a basic principle of electrical engineering?

A compound planetary gearbox has the following parameters:
Z(S)=25 mod(1)=2mm mod(2)=3.015mm Z(P1)=76 Z(r)=86
mod(x) means Module Xth stage
Z(px) means Planet Xth stage
Calculate the speed ratio defined as input/output speed. Assume sun gear is input, carrier is output, ring gear is fixed.
Answer in dimensionless units and provide the value with 2 digits behind decimal point, e.g. 12.34
Please use the following format: 123, 12.3, 1.23 or 0.123 (no '' comma, no letters), round to requested significant digits

You designed a new discharge circuit for your inverter. Your maximum DC Link Voltage is 500V and you have a DC Link capacity of 400 pF. Your circuit discharges with a constant current of 50 mA and has a maximum operating Temperature of 125°C. The used cooling plate has a Thermal capacity of 3 J/K and a thermal resistance to the surrounding air of 0.2 W/K. Other thermal interfaces can be regarded as ideal. Is your circuit rules compliant?