Quiz Preparation

1.

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

2. What is not a ’system‘ in the Cost Reports Bill of Material?

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

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

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

6. How many pages of text are allowed in the Engineering Design Report? (Multiple choice)

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

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

9. What does a black flag mean?

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

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

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

3. Your team completes their best manual acceleration run in 4.2 secs. 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.

4.

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.

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

6. Your team completes their best manual acceleration run in 6.0 secs. The fastest team overall completed their run in 3.9 secs. How many points did your team recieve for acceleration? Round to one decimal place.

7. An EV team without driverless components have 9 parts of scrutineering to pass before being allowed to compete on track.

8.

Assuming the skid pad event has only two participants, both EV without driverless. Team A and Team B: calculate the score rounded to two decimals for the team scoring the lower amount of points using the following data.

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

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

11. 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.

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

13. 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?

14.

The Electrical System Officer must: (Multiple Choice)

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

16. 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?

17. How many points are assigned for the Overall Vehicle Concept in the Engineering Design Event? (Multiple choice)

18. 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.

19.

The Electrical System Officer must: (Multiple Choice)

20. 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

1. Given is a parallel-plate capacitor with area A, separated by a uniform gap of thickness d1 filled with a dielectric with permittivity ε. At time t1, the voltage of the capacitor is V1. The capacitor is not connected to any electrical network.
How much energy is needed to change the plate spacing to d2 = 4 × d1?

2.

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

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

4.

The figure shows a block diagram of a dynamic system.
What is the overall transfer function of the system?
Mark the correct answer.

5. You built a cannon to impress your friends with a basketball trickshot. It has a railgun-style accelerator with a length / of 1 m. Your cannon is tilted upwards by an angle a of 77.25° and is placed as depicted with the lower part in the origin of the coordinate system. The cannonball has a mass m of 0.567 kg. Assume that the capacitors have a total capacity C of 33 mF, that the standard acceleration due to gravity 9, is 980.665 cm/s^2 and that there is no friction and no energy loss.
What voltage do you need to charge the capacitors supplying the railgun to, in order to hit the basket at (4.191 m, 3.05 m). Round to the nearest one.

6. 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.

7. Mark all true statements according to the FS Rules

8. Which of the following statements regarding the rules are correct (2024)?
Mark all correct answers.

9. The truss structure shown in the figure is loaded with the forces F1, F2 and F3. The truss structure is supported in points A and B, as shown. Each segment of the truss structure is assumed to have no mass and infinite stiffness.
Identify the zero-force members in the structure under the given load and indicate them by placing a check mark.
You may select one or more answers.

10.

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.

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

2. Mark all true statements according to the FS Rules

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

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

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

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

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. 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

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

6. Which of the following requirements of the brake light assembly must be met to be rules compliant? (multiple choice)

7. You have an electric car with these specifications:

• ten 12V batteries
• constant velocity of 80 km/h
• flat road (friction 1.2kN -> aerodynamic load included)
• load for battery 160 Ah
• efficiency of 80% (Motor)

How far can you drive with one load? Give answer to nearest whol number in km.

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

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. 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

1. An object is fired vertically upwards from the ground at time t = 0 s in still air at a speed of 9.6 m/s. On the way up, what is the height of the object above the ground when it has a speed of 1.9 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.

2. 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.

3. Calculate the force Fc working at point C.

Rax = 4kN, Ray = 10 kN

Rbx =5 kN, Rby = 8 kN

4. 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.

5. 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.

6. A ball at a height of 20ft on Earth with a gravitational field strength of 9.81 N/kg, gained 284 J of gravitational potential energy. Calculate the mass of the ball. Give answer to two decimal place in kg.

7. 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.

8. A team is in the process of validating the compliance of the shoulder harness bar used in their car. Choose the part in which their configuration is incompliant:

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

10. The Wet Skid Pad World Record was set at FSN2019 by TU Delft. They managed to set a time of 4.901 for the left circle and a time of 5.031 for the right circle. Assume the run was completed perfectly along the center line of the circles. What was their average speed during this record run? Give answer to two decimal places in mph.