An Object Is Placed near a Concave Mirror Having a Radius

question 67

Multiple Choice

An object is placed near a concave mirror having a radius of curvature of magnitude 60 cm.How far should you place the object from the mirror so that the lateral magnification produced by the mirror will be +2.5?

• A)18 cm
• B)24 cm
• C)30 cm
• D)36 cm
• E)42 cm

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Definitions:

Conditioning Trial

An experimental setup in classical conditioning where a neutral stimulus is paired with an unconditioned stimulus until the neutral stimulus alone elicits a conditioned response.

Voluntary Action

An activity or action undertaken by an individual out of free will, without external compulsion or coercion.

Stimulus Generalization

A psychological phenomenon in which a response to a specific stimulus becomes associated with similar stimuli, causing the same response.

Stimulus Discrimination

Stimulus Discrimination is the learned ability to differentiate among similar stimuli and respond only to the actual stimulus linked to a positive or negative reinforcement.