Question 511Steam Plants - Assistant Engineer70% to pass
The component shown in the illustration, labeled "I", is the _______________. SE-0013
AI Explanation
The correct answer is B) first reduction gear.
The first reduction gear is responsible for the initial reduction of the engine's rotational speed, which is necessary to match the propeller's optimal operating speed. This component is typically located within the transmission or reduction gear assembly, and its function is to provide the appropriate gearing ratio to efficiently transfer power from the engine to the propeller.
The other answer choices are incorrect because:
A) The first reduction pinion is a smaller gear that meshes with the first reduction gear.
C) The second reduction pinion is a smaller gear that meshes with the second reduction gear.
D) The second reduction gear is responsible for a further reduction in rotational speed, after the initial reduction by the first reduction gear.
Related Questions
#509 After the housing has been bolted down, the final check of reduction gear tooth contact is usually made by _______________.#510 Which of the following types of bearings are used for the reduction gears in a marine steam turbine installation? #513 The component shown in the illustration, labeled "III", is the SE-0013 #515 The component shown in the illustration, labeled "IV", is the SE-0013 #516 Reduction gears for main propulsion turbines are lubricated by _______________.