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Quiz Preparation

36

Quiz „Basics“

1 / 10

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

2 / 10

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

3 / 10

What is the maximum amount of points a EV team can recieve at an event?

4 / 10

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

5 / 10

Which of the following statements about the dynamic disciplines is correct?

6 / 10

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

7 / 10

What needs to be considered when entering the Dynamic Area?

8 / 10

What is the minimum tread depth of the rain tires?

9 / 10

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

10 / 10

What is the minimum allowed ground clearance, excluding driver?

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49

Quiz „Intermediate“

1 / 20

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

2 / 20

What is the minimum allowed ground clearance, excluding driver?

3 / 20

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

4 / 20

How many percentage of points are the Finances in the Business Plan Presentation Event?

5 / 20

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

6 / 20

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.

7 / 20

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

8 / 20

You want to use this shutdown button left and right between the main hoop and the main hoop bracings. Is this application rules compliant?

9 / 20

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

10 / 20

What does the yellow flag mean during the driving disciplines?

11 / 20

What is the penatly for driving off course during endurance?

12 / 20

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

  • installation cost: 400.000 EUR
  • machine cost: 25.000 EUR x 5 years = 125.000 EUR
  • material cost: 75 EUR x 1300 cars = 97.500 EUR
  • Total cost: 622.500 EUR
  • Cost per car: 622.500 EUR /1300 = 479 EUR

13 / 20

To build your race car you need a part what can be bought on the public market for 400 EUR per piece. Your plan is to sell 1300 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 25.000 EUR per year for the machine operator. The material costs are 75 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 / 20

The Electrical System Officer must: (Multiple Choice)

15 / 20

What is the minimum diameter of a shutdown button placed on the side of the vehicle behind the driver’s compartment?

16 / 20

What does the red flag mean during the driving disciplines?

17 / 20

Your team completes their best manual acceleration run in 5.3 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.

18 / 20

Teams who remove their vehicle from the event site after
the event has begun will be disqualified from the event.

19 / 20

What is the minimum tread depth of the rain tires?

20 / 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?

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4

Quiz „Electrical“

1 / 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

2 / 10

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

3 / 10

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

4 / 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

5 / 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

6 / 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)

7 / 10

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

8 / 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.

9 / 10

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

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

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

2 / 10

The previous season you could recuperate only 25% of your initially stored energy, but this season a big improvement in your drivetrain allows you to recuperate 63% of the initially stored energy.  Knowing that you had 9.6 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 to one decimal place.

3 / 10

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.

  • p2 = p1 * (V1/V2)^gamma
  • gamma= 1.4

4 / 10

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

5 / 10

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.

6 / 10

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:

7 / 10

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

8 / 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

9 / 10

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.

10 / 10

Frage

Strömungslehre Aufgabensammlung

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