Sensation, Attention & Perception (CBSE-NET (UGC) Psychology (Paper-II & Paper-III)): Questions 193 - 196 of 324

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Question number: 193

» Sensation, Attention & Perception » Signal Detection Theory

Appeared in Year: 2013

MCQ▾

Question

Receiver Operating Characteristic Curve describes: (December)

Choices

Choice (4) Response

a.

As the number of sensation untis grows arithmetically the stimulus intensity grows geometrically

b.

Detection of a change in a stimulus is related to the magnitude of the stimulus

c.

The smallest difference between two stimuli ecessary to detect them as different

d.

The relationship between the proportion of hits and false alarms for a constant stimulus intensity

Question number: 194

» Sensation, Attention & Perception » Psychophysics

MCQ▾

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.

b.

applying the “lock and key” theory of touch.

c.

the mechanical production of phosphine.

d.

a conversion of light into JNDs.

Question number: 195

» Sensation, Attention & Perception » Psychophysics

MCQ▾

Question

A “silent” dog whistle takes advantage of a characteristic of sensory systems known as

Choices

Choice (4) Response

a.

a just noticeable difference.

b.

perceptual defense.

c.

the absolute threshold.

d.

the difference threshold.

Question number: 196

» Sensation, Attention & Perception » Psychophysics

MCQ▾

Question

The entire range of wavelengths is called ________.

Choices

Choice (4) Response

a.

Electromagnetic waves

b.

Visible spectrum

c.

Visible and Electromagnetic waves both

d.

Electromagnetic spectrum

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