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The carriage rack moves on the:

AEscapement wheel

BSegment

CCylinder wheels

DPinion wheel

Answer:

D. Pinion wheel

Read Explanation:

The Escapement Mechanism

The movement of the typewriter carriage is a fundamental mechanical principle governed by the escapement mechanism, which relies on these three main parts working in conjunction:

  • Carriage Rack (Rack): This is a long, toothed bar attached to the bottom of the typewriter carriage.

  • Pinion Wheel: This small gear meshes directly with the teeth of the carriage rack. It translates the horizontal movement of the carriage into rotational movement.

  • Escapement Wheel (often called the Starwheel): The Pinion wheel is often connected to this wheel, which is controlled by the escapement mechanism's dogs (pawls).


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