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World 2 · Diesel, Rotary and Electric · 13 min · PRO

The electric motor

Torque from zero rpm

PRO · Engine Room

World 2: Diesel, Rotary and Electric is part of PRO

The first world of Engine Room is free. PRO opens the other 20 lessons in 6 worlds — simulations, quizzes and all.

  • Petrol vs diesel
  • The Wankel
  • The battery bay
  • Power is torque times speed
  • Gear ratios
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  • Practice exams and certificates

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