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Telehandler Operator Certification Exam Prep · Question

Which type of boom extension system commonly found on telehandlers uses a series of nested boom sections that extend and retract synchronously?

A cable-hydraulic boom system uses hydraulic cylinders and cables (or chains) to extend and retract multiple boom sections in a synchronized manner. Pin-type bo

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Question: Which type of boom extension system commonly found on telehandlers uses a series of nested boom sections that extend and retract synchronously?

Answer options:

  • Pin-type boom
  • Chain-driven boom ✅ Cable-hydraulic boom
  • Rack and pinion boom

Correct answer: Cable-hydraulic boom

Explanation: A cable-hydraulic boom system uses hydraulic cylinders and cables (or chains) to extend and retract multiple boom sections in a synchronized manner. Pin-type booms typically refer to jibs that are manually pinned in place.

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