Turbocharger of turbine wheel is rotated by _______

  1. camshaft
  2. crankshaft
  3. Exhaust gases
  4. compressor

Answer (Detailed Solution Below)

Option 3 : Exhaust gases
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  • A turbocharger is mounted on the exhaust manifold
  • It has a turbine wheel and a compressor wheel on the same shaft
  • Exhaust gases enter in turbine housing and rotate the turbine wheel
  • The turbocharger increases the amount of air delivered to the engine cylinder, thereby more fuel can be burnt which increases engine power
  • Whenever the density of air is less than the density at atmospheric pressure especially at higher altitudes, turbo charges helps the engine to get the sufficient air
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