How do you have to choose the damping constant in a suspension system, if you want to have a critical damped system? (answer in Ns/mm) m = 240 kg k = 100 N/mm
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Which statement about the Ready-To-Drive sound is correct?
FSCH 2020
You would like to attach your front hoop bracing to the rest your chassis primary structure using one metric bolt grade 8.8. Using standard hole clearance (ISO), what is the minimum diameter of the round backing plate according to the rules.
FSCH 2020FSCH 2021
Which of the following statements about steel tubes alloy 30CrMoV5-3 is true?
FSCH 2020FSCH 2023FSCH 2021
Which is the correct Efficiency Formula for your class at FSA ?
FSA 2016
Having no tire defects and dry track conditions, how many dry tires are you allowed to use during all of the dynamic events at FSA?
FSA 2016
What is the diameter of the Skid Pad track measured at the center of the track?
FSA 2016
What is true about the AIRs (Accumulator Isolation Relays)?
FSA 2016
Your car weighed: FL: 59kg, FR: 60kg, RL: 72kg,RR: 68kg Using equal amounts on all four corners, how many rotations do you have to adjust the spring seat nuts on the coilovers? motion ratio (swheel/sdamper) = 2 spring stiffness = 33N/mm (all around) coilover thread pitch = 1.5mm independent suspension, no ARB preload
FSA 2016
You decide to use a geartrain to connect your motor to your rear axle.Using the constraints below, calculate the minimum number of gear stages (n) needed to accomplish this. Top speed should be reached in final gear at max. RPM. imax (per stage) = 6 vmax = 160 kph nmax = 20000 rpm wheel diameter = 15 inch
FSA 2016
What is the minimum score for the third place in the Business Plan finals (with three finalists)?
FSA 2017FSA 2017
When you pass technical inspection (all stickers) it means:
FSA 2017FSA 2017
What is false regarding an Off-Course (OC) during endurance?
FSA 2017FSA 2017
How many drivers per team are allowed at most?
FSA 2017FSA 2017
Your self-developed electronic control module needs 200ms to safely shut down and write back data into nonvolatile memory. How big would the power regulator output capacitance need to be at least to do that in the event of a unexpected shutdown (GLV Master switch turn-off), given that: + The device needs a constant current of 120mA + The regulated voltage is 5V + The CPU will brown-out at 3.8V + There is no reverse-flow back into the supply
FSA 2017
Which of the following tubes is not allowed as the stated frame member (regardless of implementation/mounting/etc.)?
FSA 2017FSA 2017
What are the responsibilities of the faculty advisor at FSA?
FSA 2017FSA 2017
How many different tires are allowed on a car?
FSA 2017FSA 2017
Which of the following statements about the legality of the car below is true? + track width = 2500mm + car track = 1700mm + cone height = 280mm + rear wing height = 2100mm + roll hoop height = 2200mm Image © TU Munich
FSA 2017FSA 2017
During charging you monitor the cell temperatures by tapping the BMS CAN Bus. The Temperature is transmitted as 16-bit unsigned integer (0.00229 °C/bit). Looking at the data the temperatures look somewhat implausible (see picture below) - what went wrong most likely?
FSA 2017
Your battery pack is built from 3 Stacks of 112 Cells (112S3P), each stack has a capacity of 1.70 kWh and an internal resistance of 320 mOhm. If all cells are charged & balanced to 3.80V and behave equally, which current do you draw at 35kW power output from the pack?
FSA 2017
The Frontwing of your car is attached to the frontbulkhead using four 6mm dowel pins in single shear. What is the maximum allowed deceleration peak in the impact attenuator test if you are testing without the frontwing and its mounting? (T2.20.3/Method b) τmax(Pin)=150N/mm²
FSA 2017FSA 2017
Imagine you’re running AutoX in FSA 2016. You need to limit your speed because of the following corner. What is the fastest can go at the crest/edge and still land before the beginning of the braking zone? + h = 0.25m + s = 5m + g = 9.81m/s² + Consider the car a point mass, Ignore aerodynamic effects.
FSA 2017FSA 2017
During the tech inspection, the vehicle has to be accompanied by the 'Inspection Responsible Person', who has to be:
FSA 2017FSA 2017
Which engine is illegal ?
FSA 2017
You measured a current of 150A in your starter cable while starting. The battery voltage was 12V at that time. Which percentage of the power provided by the battery was actually used by the starter? Positive supply and ground cable have a cross section of 10mm^2. The total length of the positive supply cable is 4.5m, the ground cable is 1.2m long. Assumptions: the specific resistance of copper is independent from temperature, ground cable is directly connected to battery negative, master switch and starter relais do not have any resistance Specific Resistance of copper = 0.017μOhm*m.
FSA 2017
Which of the following will not alter the geometric compression ratio ?
FSA 2017
What applies if tractive system and LVS are on the same PCB?
FSCZ 2017
Calculate the suspension reaction forces Fe and Fg according to the scheme if Fw,y=1kN, c=200mm, b=100mm.
FSCZ 2017
What is the minimum tread depth of the wet tires?
FSCZ 2017