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Direct linkDeVore, Seth; Gauthier, Alexandre; Levy, Jeremy; Singh, Chandralekha – Physical Review Physics Education Research, 2016
A lock-in amplifier is a versatile instrument frequently used in physics research. However, many students struggle with the basic operating principles of a lock-in amplifier which can lead to a variety of difficulties. To improve students' understanding, we have been developing and evaluating a research-based tutorial which makes use of a computer…
Descriptors: Physics, Pretests Posttests, Computer Simulation, Science Instruction
