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Q1 If tractive system parts are mounted in a position where damage is likely…
A1 ...they have to be protected by a fully triangulated structure with tubes of a minimum outer diameter of 20mm and a minimum wall thickness of 1mm or equivalent.
A2 …they must not exceed a maximum operation voltage of 120VDC.
A3 …no special measures are required.
A4 ...they have to be protected by a fully triangulated structure with tubes of a minimum outer diameter of 15mm and a minimum wall thickness of 0.5mm or equivalent.


Q2 A capacitor with a capacitance of 100microFarad is currently charged to a voltage of 199.8V. How much additional energy is needed to charge it to a voltage of 301.4V and how long does it take?
A1 The additional energy needed is 2.546J. The time needed can not be calculated with the given parameters.
A2 The additional energy needed is 2.564J. The time needed is 3.2ms
A3 The additional energy needed is 2.564J. The time needed can not be calculated with the given parameters.
A4 The additional energy needed is 2.456J. The time needed can not be calculated with the given parameters.
A5 The additional energy needed is 2.456J. The time needed is 2.9ms
A6 The additional energy needed is 2.546J. The time needed is 3.4ms


Q3 Which of the following statements with respect to the firewall is wrong?
A1 The firewall must be made from or coated with an electrically insulating material.
A2 None of the given statements is wrong.
A3 The firewall must be fire resistant according to UL94-V0 or equivalent
A4 The firewall must be puncture and scratch resistant.
A5 A firewall must separate the driver compartment from all tractive system components and any oil or liquid cooling systems.


Q4 According to the raw energy meter data a team has drawn 19.912MJ from the battery and has regenerated 4.736MJ during the Endurance. Which energy consumption will be used for Efficiency Scoring?
A1 15.650MJ
A2 15.176MJ
A3 19.912MJ
A4 15.643MJ
A5 4.736MJ


Q5 Which measure is mentioned in the FSE rules to reach a high electrical conductivity of carbon fibre parts for grounding purposes?
A1 Using carbon fibre parts is completely prohibited for FSE vehicles.
A2 Using copper mesh or similar.
A3 Using liquid silver instead of resin for building carbon fibre parts.
A4 No explicit measure is mentioned


Q6 Assume that the power drawn during an Acceleration run is monotic and linear rising with time, starting at 0kW while crossing the start light barrier. What is the maximum energy that may be used during a run that takes 3.95s (uncorrected) without violating the power restriction rule?
A1 171.233kJ
A2 171.303kJ
A3 171.301kJ
A4 171.302kJ
A5 167.874kJ
A6 171.232kJ
A7 171.300kJ
A8 167.875kJ
A9 167.873kJ


Q7 Assuming that a cell chemistry is used, which is NOT LiFePO4, the accumulator has to be divided into stacks and separated by firewalls and insulating barriers…
A1 …so that each stack carries a maximum voltage of 130VDC or a maximum energy of 6MJ, whichever occurs first.
A2 …so that each stack carries a maximum voltage of 120VDC or a maximum energy of 5MJ, whichever occurs first.
A3 …so that each stack carries a maximum voltage of 140VDC or a maximum energy of 7MJ, whichever occurs first.
A4 …so that each stack does not contain more than 30 cells.


Q8 The power to the motors has to be immediately shut down completely, if…
A1 …a maximum vehicle speed of 120km/h has been reached.
A2 ...the brake pedal is actuated and the torque encoder signals more than 25% pedal travel at the same time.
A3 …the motor temperature is above the limit specified in the respective data sheet.
A4 …the driver's visor is open.


Q9 Which safety systems are not allowed to be resettable by the driver?
A1 HVMP, RTDS and Cockpit-Mounted-Master-Switch
A2 IMD, BMS and Brake-Over-Travel-Switch
A3 ESF, FMEA and SEF
A4 Inertia Switch, TSAL and HVD


Q10 Which measurement voltage will be used during the insulation measurement test for a car with a maximum tractive system voltage of 260V?
A1 500V
A2 250V
A3 260V
A4 125V