Physics, 01.05.2021 07:20 dinero2875
Dr. Kirwan is preparing a slide show that he will present to the executive board at tonight's committee meeting. He places a 3.50-cm slide behind a lens of 20.0 cm focal length in the slide projector. A) How far from the lens should the slide be placed in order to shine on a screen 6,00 m away? B) How wide must the screen be to accommodate the projected image? Please Help
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