A Convex Lens Has Focal Length F

question 73

Multiple Choice

A convex lens has focal length f.If an object is placed at a distance of 2f from the lens on the principal axis,the image is located at a distance from the lens

• A)of 2f.
• B)between f and 2f.
• C)of f.
• D)between the lens and f.
• E)of infinity.

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Definitions:

Egocentrism

A cognitive trait where individuals, particularly children in Piaget's preoperational stage, are unable to see perspectives other than their own.

Centration

A cognitive limitation in early childhood, where a child focuses only on one aspect of a situation or problem, neglecting other important factors.

Perspective

A particular attitude towards or way of regarding something; a point of view.

Egocentric

Pertaining to an inability to understand or consider the perspectives of others, focusing solely on one's own viewpoint.