If the Radioactivity of Thorium C Decreases to One-Half in 1

question 59

Multiple Choice

If the radioactivity of thorium C decreases to one-half in 1 h,in another 60 min its activity,compared with that at the beginning of the first hour,will be

• A)1/4
• B)zero
• C)1/8
• D)1/16
• E)1/120

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Definitions:

Freudian Therapist

A psychotherapist who employs the techniques and theories of Freud, focusing on unconscious processes and psychosexual development.

Defence Mechanisms

According to Sigmund Freud, mechanisms through which the ego allows the expression of libidinal desires in a distorted or symbolic form.

Repression

A psychological defense mechanism where unsettling thoughts, memories, or desires are unconsciously pushed from the conscious mind.

Fundamental

Fundamental refers to serving as an essential component or basis for something, being of central importance.