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FSA#005

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Automotive Engineering Challenge

Test your knowledge in automotive engineering with our engaging quiz! This quiz covers a variety of technical questions about engine performance, aerodynamics, and vehicle regulations.

Challenge yourself and discover where you stand among your peers:

10 thought-provoking questions
Multiple choice and text-based formats
Learn and improve your understanding of automotive principles

10 Questions2 MinutesCreated by DrivingTorque527

1)One engine petrol 4-cylinder has 57mm diameter, L=90mm, speed 2800 rpm, the dynamometer radius is 0.36m and brake load is 155N. What is the brake power?

A. 22.4 kW

B. 16.17 kNm/s

C. 20.44 kW

D. 15.32 Kw

2) At autoX the best team did 61.35sec to finish with 2 cones down. If your additional points were 82.216, what is your time?

3)What filler neck is not rule compliant (considering that the information that is not given is rule compliant):

A)0.69in internal radius with 126 mm vertical angle sight tube and 60 degrees from horizontal

B)4.95in vertical height with 35 mm internal diameter

C)variable internal area with a minimum of 1018 mm2 with no sight tube

D)variable internal diameter maxing out at 35 mm

4)A team submitted the same day the IAD 19 hours and the BPPV 22 hours later than their deadlines.The IAD was accepted by the judges but a correction was requested for 2 different parts of the BPPV 3 days later from the upload.The correction was send 315 hours later from the IAD deadline.What’s the penalty for the team?

A) 0 points

B) De-registration

C) 10 points

D) 20 points

5)A four cylinder gasoline engine has 65 hp power output and 24% thermal efficiency.Determine the rate of fuel consumption of the engine(calculate for the lower heating value).

A) 16.8 kg/h

B) 0.275 kg/min

C) 15700 g/h

D) 32.18 lb/h

6)What is the torque preload bolt tension you need to apply to fasten the scatter shield of your car while using the minimum material required for your bolt? (assume torque coefficient to be 0.2)

A) 11.8 Nm

B) 11400 Nmm

C) 10800 Nmm

D) 9.8 Nm

7)Your car has an efficiency of 25.2% on the wheels. If you have a Cl*A of -3 and are at an air density of 1.2, with a top speed of 126 km/h, what is the volume of fuel you need to cover 1.4 km? Assume the car is at its top speed at the beginning of the run and that all other forms of energy loss are taken into account from the efficiency number. Answer in L with 2 decimals (10 min)

8)Whenever the alternating current frequency in a series RLC circuit is halved

A. The inductive reactance is doubled and the capacitive reactance is halved.

B. The inductive reactance is doubled and the capacitive reactance is doubled.

C. The inductive reactance is halved and the capacitive reactance is halved.

D. The inductive reactance is halved and the capacitive reactance is doubled.

E. The reactance of the circuit remains the same.

9)Which of the following statements are not true:

A) For mechanical inspection the team must present the shortest driver of the team

B) For pre-inspection the team must present all helmets

C) The tilt test will be conducted with all vehicle fluids at their maximum fill level

D)The brake light and TSAL illumination will be checked and the officials will verify if the illumination is satisfactory for external observation

10) Which are the main parameters that affect the Tire Forces and moments

1)Slip angle

2)Slip Ratio

3)Inclination Angle

4)Relaxation length

5)Speed

6)Rim design

7)Alligning Torque

8)Camber Gain

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