Sensation, Attention & Perception-Psychophysics (CBSE-NET (UGC) Psychology (Paper-II & Paper-III)): Questions 13 - 18 of 37
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Question number: 13
» Sensation, Attention & Perception » Psychophysics
Question
The material of which chromosomes are composed is called:
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Deoxyribonucleic acid |
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| b. | Myelin |
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| c. | Genes |
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| d. | Protein |
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Question number: 14
» Sensation, Attention & Perception » Psychophysics
Question
The amount of change necessary in a given stimulus to produce a just noticeable difference is a constant proportion of the original stimulus. This defines
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | perceptual constancy. |
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| b. | Weber’s Law. |
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| c. | perceptual set. |
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| d. | psychophysics. |
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Question number: 15
» Sensation, Attention & Perception » Psychophysics
Question
Humans respond to different wavelengths of light by experiencing differing
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | levels of brightness. |
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| b. | amplitudes. |
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| c. | amounts of saturation. |
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| d. | hues. |
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Question number: 16
» Sensation, Attention & Perception » Psychophysics
Question
A system is developed where a television camera produces an “image” of touch points applied to the back of a blind person. Such a system involves
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | transducing light into pressure. |
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| b. | applying the “lock and key” theory of touch. |
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| c. | the mechanical production of phosphine. |
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| d. | a conversion of light into JNDs. |
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Question number: 17
» Sensation, Attention & Perception » Psychophysics
Question
A “silent” dog whistle takes advantage of a characteristic of sensory systems known as
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | a just noticeable difference. |
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| b. | perceptual defense. |
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| c. | the absolute threshold. |
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| d. | the difference threshold. |
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Question number: 18
» Sensation, Attention & Perception » Psychophysics
Question
The entire range of wavelengths is called ________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Electromagnetic waves |
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| b. | Visible spectrum |
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| c. | Visible and Electromagnetic waves both |
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| d. | Electromagnetic spectrum |
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