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Edexcel A Level Physics:復習筆記5.1 Properties of Waves

2022-10-10

Properties of Waves Waves are generated by?oscillating sources These oscillations travel?away?from the source Oscillations can propagate through a?medium?(e.g. air, water) or in a?vac...

Edexcel A Level Physics:復習筆記4.10 Elastic Strain Energy

2022-10-10

Area Under a Force-Extension Graph For a material which obeys Hooke's law, the elastic strain energy,?Eel?can be determined by finding the area under the force-extension graph Since this are...

Edexcel A Level Physics:復習筆記4.9 Core Practical 5: Investigating Young Modulus

2022-10-10

Core Practical 5: Investigating Young Modulus of a Material To measure the Young Modulus of a metal in the form of a wire requires a clamped horizontal wire over a pulley (or vertical wire a...

Edexcel A Level Physics:復習筆記4.8 Stress-Strain Graphs

2022-10-10

Stress-Strain Graphs Stress-strain curves give an indication of the properties of materials such as Up to what stress and strain they obey Hooke's Law Whether they exhibit elastic and/or pla...

Edexcel A Level Physics:復習筆記4.7 Force-Extension Graphs

2022-10-10

Force-Extension Graphs The way a material responds to a tensile or compressive force can be shown on a force-extension, or a force-compression graph Although compression can be put into?equa...

Edexcel A Level Physics:復習筆記4.6 Stress, Strain & The Young Modulus

2022-10-10

Stress & Strain Stress Stress is the?applied force per unit cross sectional area?of a material Forces can be; Tensile forces, which pull on an object and extend it Compressive forces, which pus...