What is the typical duration limit of short-term memory without rehearsal?
ALess than one second in the absence of any cues
BAbout one full minute regardless of rehearsal
CAbout thirty seconds or less without rehearsal
DUnlimited duration once attention has been given
Answer & Solution
Correct answer: C. About thirty seconds or less without rehearsal
1. The chapter describes short-term memory as the second store after sensory memory.
2. It states that STM holds small amount of information for a brief period of time.
3. The bracketed clarification reads usually for 30 seconds or less.
4. Without continuous rehearsal the trace is lost from STM in less than 30 seconds.
5. Hence the duration limit of STM is about 30 seconds.
_Source: NCERT Class 11 Psychology Ch 6 "Human Memory", p. 98, Short-term Memory_
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