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Weber's Law Is I/I = K;and Values for K Are

Question 1

Multiple Choice

Weber's Law is I/I = K;and values for K are: .02 for weight;.08 for brightness;and .03 for length.If a line is 30" long,what is the minimum change in length before one would notice a difference between the two?


A) .9"
B) .6"
C) .3"
D) none of the above

Correct Answer:

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