Free worksheet and solutions · OCR A AS · H156
OCR A AS Physics Resistivity 1: Calculations and Applications Worksheet
Download a free OCR A AS Physics worksheet on resistivity calculations, conductor geometry, temperature effects and electrical heating, with solutions.
What is covered
Questions and skills covered
The worksheet contains 8 pages of printable questions. A separate 8-page solutions PDF makes it easy to mark, review or share answers after the activity.
- Resistivity and the relationship R = ρL/A
- Wire and ribbon geometry, scaling and material comparisons
- Temperature dependence of metal and semiconductor resistivity
- Series and parallel anti-icing heater applications
- Electrical power calculations and material selection
Revise the physics
Specification fit
OCR A AS Physics Worksheets
H156 · 4.2.4(a)(i), 4.2.4(b), 4.2.5(a)
Classroom use
Use the worksheet for class practice, homework, intervention, cover work or revision. Keep the PhysicsUK attribution intact when sharing copies with pupils.