Which of the following strategies best explains how the VGT operates as an engine brake?
A) It narrows the nozzle ring to increase exhaust backpressure and boost pressure."
B) It narrows the nozzle ring to decrease exhaust backpressure and increase boost pressure."
C) It widens the nozzle ring to increase exhaust backpressure and boost pressure.
D) It widens the nozzle ring to decrease exhaust backpressure and boost pressure."
Correct Answer:
Verified
Q32: Higher turbine speeds are possible when using:
A)smaller
Q33: What can enable higher turbine speeds?
A)Widening the
Q34: Technician A says that driving the turbine
Q35: The VGT (variable-geometry turbocharger) electronic actuator communicates
Q36: Technician A says that creating higher backpressure
Q38: A typical VGT produced since 2010 will
Q39: Technician A says that VGT engines can
Q40: After two technicians had listened to the
Q41: VGTs (variable-geometry turbochargers) are built along _
Q42: Two technicians are discussing VGT's (variable-geometry turbochargers')
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