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Edexcel A-Level Product Design Mathematical and technical principles overview quiz quiz

12questions. Pick an answer and you'll see why right away.

  1. A shaft is specified as 25.0 mm with a tolerance of plus or minus 0.05 mm. What is the tolerance band?

  2. Which fit always leaves a gap so the parts can slide or rotate?

  3. What does a go and no-go gauge check?

  4. A part contains 120 g of material but the process has an 80 per cent yield. How much material must be bought per part?

  5. Fixed costs are 6000 pounds and the contribution per unit is 12 pounds. What is the break-even quantity?

  6. A product costs 5.00 pounds and is sold with a 100 per cent markup. What is the price before VAT?

  7. A component is drawn at a scale of 1:5 and measures 30 mm on the drawing. What is its real length?

  8. When a model is scaled up so each length doubles, by what factor does its volume increase?

  9. A cylinder has radius 4 cm and height 10 cm. What is its volume (to 3 significant figures)?

  10. What is the median of the values 47, 48, 51, 52, 52?

  11. Which chart is best for showing the proportion of users choosing each of four colours?

  12. How much is added to a 16.00 pound selling price when VAT at 20 per cent is applied?