FSG Quiz #14 21.12.2016

1. Your car is accelerating with a=9m/s^2 at a given speed of 35kn and a brakebalance of 0,6. Your wheelbase is 5 feet long. The weight of the car is 534 lb including the driver and you COG is 250mm above the ground. Your vehicle normally is 40mm above the ground. Whats the minimum spring constant to make sure not to hit the ground? Simplification is made: the lowest point of your car is always at our axle.

8790,24N/m

19705,65N/m

9083,25N/m

6836,85N/m

2. During driver change

The first driver has to cut of the engine

5 minutes are given for driver change (including tightening the belts).

The emergency button needs to be pressed.

The first driver is allowed to operate all controls when the second driver is seated

The second driver is allowed to operate the controls when the second driver is belted into the car.

3. Which event combination is prohibited to be performed by a single driver

Acceleration Skidpad Autocross

Skidpad Endurance

Acceleration Skidpad Endurance

Autocross Endurance

Acceleration Skidpad

Acceleration Endurance

4. What is the critical force F on a bar (L=500mm) with a rectangular profil of 3x4cm and a wallthickness of 1mm made out of POM (E=2500MPa)? The beam is supported as shown in the picture.

8,1kN

7,8kN

8,4kN

7N

8000kN

7600N

5. Does the pictured switching regulator design output a voltage higher or lower than the input (during normal operation)

This is not a switching regulator

The output voltage is lower

It can do both, depending on operational parameters

The output voltage is higher

6. A car with 50kW of power is driving up a slope with 8% incline. It has a cross sectional area of 2 sqm. It's coefficient of drag is 0.45. If the car weighs 180 kilograms and car and track have a coefficient of friction of 0.15, how fast can it go.?

140 km/h

149 km/h

122 km/h

121 km/h

136

130

7. What is the required minimum field of view of the driver?

180° to either side

90° to either side

110° to either side

100° to either side

120° to either side

8. What is wrong regarding the impact attenuator?

Teams, that are using the standard FSAE impact attenuator must submit an Impact Attenuator Data Report

Total energy absorbed must meet or exceed 7350 joules

Quasi static testing is allowed

Quasi static testing is not allowed

9. What has not to be brought to technical inspection ?

Copy of approved SES

A crashed impact attenuator (if you did physical testing)

One set of tires for dry conditions and one set of tires for wet conditions

Socks and shoes used as driver's equipment

Drivers

Copy of approved FMEA

Copy of the cost report

10. What are the requirements for metallic chain or belt Drive?

Minimum 2 times the width of the chain or belt and 3mm steel

Minimum 3 times the width of the chain or belt and 3mm steel

Minimum 3 times the width of the chain or belt and 2mm steel

Minimum 2 times the width of the chain or belt and 3 mm aluminum alloy 6061-T6

Minimum 2 times the width of the chain or belt and 2mm steel

Minimum 2 times the width of the chain or belt and 2 mm aluminum alloy 6061-T6