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WorksheetsCompetition entry quiz
Total questions: 10
Worksheet time: 19mins
Who is allowed to declare the car electrically safe?
The Race team lead
The Chief mechanic
The ESO
The Faculty Advisor
Calculate the total resistance in Ohm of the shown electrical circuit between point A and B if each of the shown resistors have a value of R = 3Ω.
9.3Ω
3.3Ω
3Ω
2.2Ω
What is the minimum static ground clearance for any part of the car, including the driver? Excludes tyres
25mm
30mm
35mm
40mm
A car of mass 170kg and with 50:50 weight distribution has un-sprung front and rear wings added with no mass penalty. If the front wing produces 1000N of downforce and the rear 750N of downforce, what is the new force distribution assuming g = 9.81. Give your answer to 1 decimal place in percentage, in the format front value,*rear value*
53.7,46.3
55,45
52.4,47.6
53.657,46.343
55.7,44.3
What must the thickness of a solid steel AIP be when integrated into the Impact Attenuator
1.8mm
1.5mm
2mm
3mm
2.4mm
A steel bar is 1.75m long and has a rectangular cross-section 38mm x 50mm. It is carried in ball joints at each end and is subjected to axial compression. The modulus elasticity is 206GPa and the yield stress in compression is 228 MPa. Determine: (a) the critical buckling load (b) the critical end-load intensity
151.79 kN
199.72 kN
105.11 Mpa
79.9 Mpa
If the shutdown circuit is opened by the AMS or the IMD, it has to be latched open by a non-programmable logic that can only be manually reset by a person at the vehicle who is not the driver.
True
False
During charging, the IMD opens the safety circuit and charging is interrupted. What is true regarding automatic resume?
Automatic error mitigation strategies must be detailed in the FMEA
The charger may resume charging if the safety circuit is closed again (i.e. when/if the IMD error goes away)
The charger is not allowed to automatically resume charging
None of the above
Calculate the potential difference across the 15 Ω resistor.
5.0V
6.0V
3.6V
4.2V
Data not sufficient
Which Dynamic Event carries the most points?
Autocross
Skid Pad
Endurance
Acceleration
