Engineering Β· Unit 4 Β· Machines, mechanisms and control Β· Machines, mechanisms and control

Calculate to solve problems involving electrical power, using the formulas 𝑃 = 𝑉𝐼 𝐸 = 𝑃𝑑

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Calculate to solve problems involving electrical power efficiency, using the formula πœ‚ = π‘π‘œπ‘€π‘’π‘Ÿ π‘œπ‘’π‘‘π‘π‘’π‘‘ π‘π‘œπ‘€π‘’π‘Ÿ 𝑖𝑛𝑝𝑒𝑑 Γ— 100 % = π‘ƒπ‘œπ‘’π‘‘ 𝑃𝑖𝑛 Γ— 100 %
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Calculate to solve problems involving mechanical engineering concepts and principles, including - work (done) using the formula π‘Š = π‘“π‘œπ‘Ÿπ‘π‘’ Γ— π‘‘π‘–π‘ π‘π‘™π‘Žπ‘π‘’π‘šπ‘’π‘›π‘‘ (π‘‘π‘–π‘ π‘‘π‘Žπ‘›π‘π‘’ π‘šπ‘œπ‘£π‘’π‘‘ 𝑖𝑛 π‘‘π‘–π‘Ÿπ‘’π‘π‘‘π‘–π‘œπ‘› π‘œπ‘“ π‘“π‘œπ‘Ÿπ‘π‘’) = 𝐹 𝑠 - power (rate of doing work) using the formula 𝑃 = π‘€π‘œπ‘Ÿπ‘˜ π‘‘π‘œπ‘›π‘’ π‘‘π‘–π‘šπ‘’ π‘‘π‘Žπ‘˜π‘’π‘› = π‘Š 𝑑
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