A hand drill uses two mutually perpendicular cranks to convert rotary motion from hand to drilling motion effectively.
A hand drill consists of two mutually perpendicular ____?
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Question context
This question is part of ⚙️ Mechanical Eng within the broader 🛠️ Engineering Essentials subject and appears in the ETEA Educational Testing and Evaluation Agency preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.