A Convex Lens Has a Focal Length F

question 55

Multiple Choice

A convex lens has a focal length f.An object is placed at a distance between f and 2f on a line perpendicular to the center of the lens.The image formed is located at what distance from the lens?

• A) 2f
• B) between f and 2f
• C) f
• D) between the lens and f
• E) farther than 2f

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Definitions:

Magnetic Field

A field around a magnetic material or a moving electric charge within which the force of magnetism acts.

Law of Charges

A fundamental principle stating that like charges repel and opposite charges attract, with the force of attraction or repulsion decreasing with distance.

Like Polarity

Term referring to the same electrical charge or magnetic direction between two points or objects.

Unlike Polarity

Refers to the condition where two or more magnetic or electrical fields have orientations that are opposite to each other.