A Real Object Is 42 Cm from a Negative Lens

question 27

Multiple Choice

A real object is 42 cm from a negative lens with f = -21 cm.The image is

• A)real and 14 cm from the lens.
• B)real and 42 cm from the lens.
• C)virtual and 42 cm from the lens.
• D)virtual and 21 cm from the lens.
• E)virtual and 14 cm from the lens.

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Definitions:

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