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Quiz Preparation

36

Quiz „Basics“

1 / 10

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

2 / 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?

3 / 10

During the BPP, who is allowed to answer questions from the judges?

4 / 10

What is DNF short for?

5 / 10

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

6 / 10

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

7 / 10

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

8 / 10

What must the Technical Vehicle System Documentation include?

9 / 10

What is allowed regarding telemetry during a run?

10 / 10

What is the penatly for driving off course during acceleration?

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49

Quiz „Intermediate“

1 / 20

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

2 / 20

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

3 / 20

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

4 / 20

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

5 / 20

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

6 / 20

The Electrical System Officer must: (Multiple Choice)

7 / 20

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?

8 / 20

Which of the following statements are correct? (Multiple Choice)

9 / 20

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

  • installation cost: 400.000 EUR
  • machine cost: 20.000 EUR x 5 years = 100.000 EUR
  • material cost: 50 EUR x 1000 cars = 50.000 EUR
  • Total cost: 550.000 EUR
  • Cost per car: 550.000 EUR /1000 = 550 EUR

10 / 20

To build your race car you need a part what can be bought on the public market for 250 EUR per piece. Your plan is to sell 1000 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

11 / 20

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

12 / 20

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

13 / 20

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.

14 / 20

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

15 / 20

What is the minimum tread depth of the rain tires?

16 / 20

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

17 / 20

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

18 / 20

The Electrical System Officer must: (Multiple Choice)

19 / 20

How many sets of dry tyres are allowed to be used in the manual dynamic disciplines during one event?

20 / 20

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

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4

Quiz „Electrical“

1 / 10

Which statements about the travel of the driving pedal is correct

2 / 10

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.

3 / 10

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

4 / 10

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

5 / 10

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

6 / 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.

7 / 10

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

8 / 10

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

9 / 10

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.

10 / 10

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

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Quiz „General Engineering“

1 / 10

A vehicle with the mass 190kg, wheelbase 1,56m and tyre static radius 222mm is weighed. Scales measure 83kg (front) and 107kg (rear) when the car measured on the perfectly flat ground and the same values when the front axle is elevated by 0,85m. What is the car’s COG height? Give answer to the nearest whole number in mm

2 / 10

An air stream dot{M}_L = 5.5  kg/s, cp_L=1 kJ/(kgK) is to be heated in a plate heat exchanger from θ_L′=20∘C ′ to θ_L′′=150∘C. For this purpose, a flue gas stream dot{M}_R = 7.22, cp_R=1.1 kJ/(kgK) with a temperature of θ_R′=300∘C is available. The overall heat transfer coefficient is k=15 W/(m^2*K).
What is the required heating surface AAA if the fluid streams are arranged in counterflow?

3 / 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%

4 / 10

In a cylinder, air is compressed isothermally at ambient temperature (θ_U=20∘C) to .
Calculate the change in the specific entropy of the air in the cylinder.
Round to two decimal numbers sperated by a point. Input in J/(kgK). (Example -365.26)

5 / 10

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)

6 / 10

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 = 300 km/h, μF = 0.15, g = 9.81 m/s2.
Give your answer in meters, rounded to four significant places.

7 / 10

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.

8 / 10

Using an indicator, the cylinder pressure can be plotted as a curve over the piston stroke. The curve recorded for the compression stroke of an internal combustion engine can be approximated by the relationship p⋅V^n=const..
What is the amount of work done by the volume change if the following values are given?

given: V_1=10^-3 m^3; p_1=0.1 MPa; p_2=3 MPa; n=1.3

Round to one decimal number seperated by a point. Input in Joul without writing the unit in the field below (example: 152.9).

 

9 / 10

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.

10 / 10

A water tank under a pressure of p = 117.72 kPa has three pipes connected to it, which are sealed 5 meters below the water surface by three plates with areas A₁, A₂, and A₃.
Task:
Sort the pressures p₁, p₂, and p₃ according to their magnitude.

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