USCG USCG Steam
Set 4 • Question #329 of 496
Launch Interactive Practice Room Design characteristics of a velocity-compounded impulse turbine include the utilization of __________.
A
one or more nozzles with one row of rotating blades
B
a single pressure stage with two or more velocity stages
✓ Correct Answer
C
a low velocity steam jet from a nozzle
D
two or more simple impulse stages
USCG NMC Regulatory Explanation
In an impulse turbine stage (Curtis / Rateau), steam pressure drops exclusively across stationary nozzles, converting pressure into high-velocity kinetic jets that drive the moving blades without pressure drop across the blades.
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