A Lens Forms an Erect Image of a Real Object

question 56

Multiple Choice

A lens forms an erect image of a real object.The image is twice the size of the object and appears to be 40 cm from the lens.Determine the power of the lens in diopters (D) .

• A)There is not sufficient information.
• B)-2.5 D
• C)+2.5 D
• D)+7.5 D
• E)None of these is correct.

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Definitions:

Describe

To give a detailed account or picture of something in words, including its characteristics, qualities, or events.

Fear Of Failure

The persistent anxiety or apprehension about not meeting a standard of success or achieving a desired outcome.

Overcome

To successfully deal with or gain control over something challenging, such as an obstacle, difficulty, or adversity.

Internal Struggle

The psychological conflict within an individual, often involving competing desires, beliefs, or needs.