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Four-Point Resistance Measurement? | When and Why, Yo? | Doc Physics

Duration: 10:54Views: 34.4KLikes: 255Date Created: Jul, 2017

Channel: Doc Schuster

Category: Education

Tags: helpproblemphysicssolvewghsaptutor

Description: Here we discuss the technique of four-terminal sensing, which can be used to measure resistance very accurately. In particular, it can be useful for measuring the resistivity of a material. Hint - don't use your multimeter (DMM) to directly measure the resistance of a small resistor.

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