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Individual differences |
Methods | Statistics | Clinical | Educational | Industrial | Professional items | World psychology |
The piston effect is an optical illusion which occurs when two independent rectangular objects are moved backwards and forwards on either side of a screen. With appropriate timing they appear as a single object acting like a piston.
- Eysenck, H.J , Arnold, W & Meili, R(1972). Encylopedia of Psychology. Herder KG:Germany