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Main shaft is controlled by:

ARibbon Carrier

BRibbon Vibrator

CBichrome Ribbon

DRibbon Reverse Key

Answer:

D. Ribbon Reverse Key

Read Explanation:

Ribbon Carrier : The part of the typewriter which carries ribbon is called ribbon carrier

Ribbon Vibrator : Ribbon carrier is also known as Ribbon vibrator

Bichrome Ribbon : Double colour ribbon is called Bichrome ribbon

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Which of the following helps to type properly on a ruled paper ?
The shape of the Segment of type basket ?
The shape of the type segment is

Jerky movement of the carriage is due to

  1. Excess tension of main spring
  2. Damage of dogs in the dog block
  3. Damage of the tooth of escapement /pinion wheel
  4. Accumulation of dirt on the carriage rack
    Part of the typewriter which presses cards and envelopes close to the cylinder ?