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WalesDesign and TechnologyQuick questions
Unit 3 Technical Principles
Quick questions on Design for manufacture and scales of production - WJEC A-Level Design and Technology
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are tolerances?Show answer
Tolerances make interchangeable parts possible: parts made separately, even by different suppliers, fit together if each is within tolerance. Too tight wastes money and rejects; too loose gives poor fit.
What is q1?Show answer
Name the scale of production used to make a single bespoke piece of jewellery. [1 mark]
What is q2?Show answer
Explain why standard components are widely used in manufacturing. [2 marks]
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