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Title: A mirror has a focal length 20 cm. If an object is placed 10 cm in front of the mirror, where will ... Post by: conrad136 on Feb 19, 2024 A mirror has a focal length −20 cm. If an object is placed 10 cm in front of the mirror, where will the image form? ▸ 20 cm in front of the mirror ▸ 20 cm behind the mirror ▸ 6.7 in front of the mirror ▸ 6.7 behind the mirror ▸ no image will form Title: Re: A mirror has a focal length 20 cm. If an object is placed 10 cm in front of the mirror, where will ... Post by: rion20000 on Feb 19, 2024 Content hidden
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