Quiz Preparation

1. Which of the following is true about presenting the vehicle for static judging?

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

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

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

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

6. For the Cost and Manufacturing discipline, which statement is correct regarding „bought parts“?

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

8. Which of the following documents is directly evaluated during Engineering Design Event?

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

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

1. What is the length of the acceleration track?

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

3. What are not the diameter of the skidpad circles? (Multiple choice)

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

5. Which statement about the Ready-To-Drive sound is correct?

6. The team at an event with the highest points in the Buisness Plan Presentation but not reaching the finals has 65 points. Your team received 61 points but your team missed their timeslot for BPP. What is your Business Plan Presentation Score? Round to one decimal place

7. Your team recieves 14.7 points for their autocross run. The fastest time overall was 69.1 secs. How long was your team’s fastest run? Round to one decimal place.

8. 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 (?, ?).

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

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

11. Your team completes their best manual skidpad run in 5.9 secs. The fastest team overall completed their run in 5.1 secs. How many points did your team recieve for skidpad? Round to one decimal place.

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

13.

A team can register up to how many Electrical System Officers?

14.

The Electrical System Officer must: (Multiple Choice)

15. Your team completes their best manual acceleration run in 4.1 secs. The fastest team overall completed their run in 3.2 secs. How many points did your team recieve for acceleration? Round to one decimal place.

16. 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

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

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

19. An official has the right to remove the scrutineering sticker from the car, if the car is no longer rule compliant.

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

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

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

3. Your BSPD has been triggered although the driver did not touch the driving pedal. What could have gone wrong? (multiple choice)

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

5. 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.

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

7. 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)

8. Which of the following statements is false regarding the difference between Lead-based batteries, Nickel-based batteries and Lithium-based batteries?

9. 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

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.

2.

3. A lorry contains an engine with a power of 0.255 W. The lorry drives for 51 s. Calculate the energy transferred in Joules and round to one decimal places.

4. 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.

5. During last year acceleration a top speed of 100 km/h was reached. Due to big improvements in the new drivetrain, the new vehicle reaches a top speed of 120 km/h. The aerodynamics chief has some worries about the stability of the rear wing bracing due to the higher aerodynamics load. Given the geometry below, by how much % does the bearing force in point A change in comparison to last year? (The aerodynamic package did not change and therefore some values can be assumed for both vehicles). Give answer rounded to one decimal place.

CL=3.8     CD=1.2     A=1 m²     rho=1.1 kg/m³     L1=50 mm     L2= 100 mm     H1= 125 mm     H2= 165mm

6. 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.

7. A helicopter of mass 4200 kg is carrying a crate using a light extensible rope. The crate has a total mass of 800 kg, including its contents. The helicopter and crate are accelerating upwards at 2.0 ms^-2. What is the tension in the rope? Use gravititational field strength g is 9,81 N/kg. Air resistance can be ignored. Give answer to nearest whole number in Newtons

8. Calculate the pull force on the plate in Newton. Round to 2 numbers seperated by a point (exanple: 9.13)

9.

10. For a horizontally positioned, non-insulated steam pipe with a length of l=3 m and a diameter of d_a=0.1 the convective heat loss Q_point is to be calculated. The temperature of the surrounding air is θ_f=30∘C and that of the outer wall surface is θ_w=170∘C.

Input the result in kW and round to two decimal numbers seperated by a point without thr unit (example: 145.35)