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CP3: Young Modulus

Determine the Young modulus of a material by measuring stress and strain

Required PracticalEdexcelA-Level

🔬 Equipment Required

  • Copper or steel wire (long, thin)
  • Wooden blocks and G-clamp
  • Pulley
  • Slotted masses
  • Metre ruler
  • Micrometer screw gauge
  • Vernier scale or travelling microscope
  • Marker tape
  • Safety glasses

🦺 Safety Precautions

  • Wear safety glasses - wire may snap
  • Keep feet clear of falling masses
  • Use soft landing for masses
  • Do not exceed elastic limit of wire

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About CP3: Young Modulus

CP3: Young Modulus is a required practical for Edexcel A-Level Physics. This practical determine the young modulus of a material by measuring stress and strain

Students are expected to understand the method, identify and control variables, use appropriate equipment, analyse results, draw graphs, identify sources of error, suggest improvements, and consider safety precautions.

Questions on required practicals frequently appear in Edexcel A-Level Physics exams and can be worth significant marks. Practice with our AI-generated questions to master this practical.

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