A Plant That Is 4

question 163

Multiple Choice

A plant that is 4.1 cm tall is 10.3 cm from a convex lens.You observe that the image of this plant is virtual and 6.2 cm tall.What is the focal length of the lens?

• A)6.8 cm
• B)-30 cm
• C)16 cm
• D)30 cm
• E)-16 cm

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