eBAJA 2024 Team Selection Exam

What is the definition of "High Voltage" in automotive engineering?

• Voltage in the range of 30 to 1000 VDC RMS

• Voltage in the range of 60 to 1500 VDC

• Voltage in the range of 30 to 1000 VAC RMS or 60 to 1500 VDC

• Voltage in the range of 30 to 1500 VAC RMS

What is the maximum voltage allowed between any two terminals of the Low Voltage system in a vehicle?

• 10V DC

• 15V DC

• 10V AC

• 15V AC

What is the maximum voltage allowed between any two terminals of the tractive system in a vehicle?

• 30V DC

• 30V AC

• 60V DC

• 60V AC

What is the function of the tractive system in a vehicle?

• To control the speed of the vehicle

• To provide power to the accessories in the vehicle

• To provide power to the motor that propels the vehicle

• To regulate the temperature of the vehicle's battery

What type of DC-DC converter should teams use in their vehicle?

• Optoisolated marine grade

• Optoisolated automotive grade

• Non-isolated automotive grade

• Non-isolated industrial grade

Where should the HV-rated cut-off switch be located in the vehicle's tractive system?

• Between the DC-DC Converter and the motor controller

• Between the tractive system Accumulator(s) and the DC-DC Converter

• Between the tractive system Accumulator(s) and the motor controller

• Between the charging system and the tractive system Accumulator(s)

What happens to the safety appliances and auxiliaries when the HV-rated cut-off switch and GLV ignition/master switch are on?

• They are also turned off

• They continue to work irrespective of the kill switch position

• They only work when the kill switch is activated

• They work only when the vehicle is moving

What is the function of the HV-rated cut-off switch in a vehicle's tractive system?

• To control the speed of the vehicle

• To provide power to the safety appliances and auxiliaries

• To provide power to the motor that propels the vehicle

• To regulate the temperature of the vehicle's battery

What happens to the reverse light and reverse alarm when the Kill switch is activated?

• They continue to work

• They are turned off

• They may or may not work, depending on the design of the vehicle

• None of the above

What happens to the Brake Light when the Kill switch is pressed?

• It is turned off

• It continues to work

• It works only when the Kill switch is deactivated

• It works only when the vehicle is moving