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ScotlandEngineering ScienceQuick questions
Area 3: Mechanisms and structures
Quick questions on Mechanisms: levers and gears - SQA Higher Engineering Science
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 is q1?Show answer
A machine lifts a 400 N load with a 100 N effort. Find the mechanical advantage. [1 mark]
What is q2?Show answer
A 10-tooth driver meshes with a 40-tooth driven gear. State the gear ratio. [1 mark]
What is q3?Show answer
A machine has and . Find its efficiency. [2 marks]
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