Physics, 27.04.2021 04:20 hargurgill20

A lightbulb is 3.8 m from a wall. What is the focal length of a lens that will form an image on the wall that is twice the size of the lightbulb? (focal length is f=0.84 meters)

What is the position (measured from the bulb) of the lens.

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A lightbulb is 3.8 m from a wall. What is the focal length of a lens that will form an image on the wall that is twice the size of the lightbulb? (focal length is f=0.84 meters) What is the position (measured from the bulb) of the lens.

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A lightbulb is 3.8 m from a wall. What is the focal length of a lens that will form an image on the wall that is twice the size of the lightbulb? (focal length is f=0.84 meters)

What is the position (measured from the bulb) of the lens.