According to psychophysical school which of the following statements are true ?
(A) Weber's ratio increases as the stimulus intensity increases
(B) DL increases proportionately to the changes in the stimulus intensily
(C) Limens determines the perception of sensory stimulus
(D) Weber's ratio and techner's law are contradictory in nature
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Correct answer: B. (B), (C) only
Explanation
Per Weber, the DL grows in proportion to stimulus intensity (constant ratio), and limens determine sensory perception; Weber's ratio does not rise with intensity.
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