Practice question

What is the function of the torque converter in a vehicle equipped with an automatic transmission?

  1. To shift gears mechanically based on engine speed
  2. To transmit engine power to the transmission fluidly, allowing the vehicle to stop in gear without stalling the engine
  3. To lock the differential gears when driving on slippery roads
  4. To control the pressure in the brake lines

Answer: B — To transmit engine power to the transmission fluidly, allowing the vehicle to stop in gear without stalling the engine

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