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4. A magnifying glass produces a magnification of +3.00 when held 4....
6. (a) The lens in a magnifying glass produces a magnification of +3.0 when held 5.0...
6. (a) The lens in a magnifying glass produces a magnification of +3.0 when held 5.0 cm from an object - in this case a rare coin. (i) (3 pts) What is the focal length of the lens? (ii) (3 pts) How far is the image of the coin from the lens? Is it real or virtual? (b) (4 pts) Identify the optical elements in the dashed boxes in the two diagrams below (i.e. diverging lens, converging lens, convex mirror,...
6. (a) The lens in a magnifying glass produces a magnification of +3.0 when held 5.0...
6. (a) The lens in a magnifying glass produces a magnification of +3.0 when held 5.0 cm from an object in this case a rare coin. 0 (3 pts) What is the focal length of the lens? (ii) (3 pts) How far is the image of the coin from the lens? Is it real or virtual? (b) (4 pts) Identify the optical elements in the dashed boxes in the two diagrams below (i.e, diverging lens, converging lens, convex mirror, concave...
6. (a) The lens in a magnifying glass produces a magnification of +3.0 when held 5.0...
6. (a) The lens in a magnifying glass produces a magnification of +3.0 when held 5.0 cm from an object - in this case a rare coin. (i) (3 pts) What is the focal length of the lens? (ii) (3 pts) How far is the image of the coin from the lens? Is it real or virtual? (b) (4 pts) Identify the optical elements in the dashed boxes in the two diagrams below (i.e. diverging lens, converging lens, convex mirror,...
What is the focal length of a magnifying glass that produces a magnification of 2.00 when...
What is the focal length of a magnifying glass that produces a magnification of 2.00 when held 8.00 cm from an object? Express your answer in cm. What is the focal length of a makeup mirror that has a power of 2.50 D? Express your answer in cm. 0.4 You note that your prescription for new eyeglasses is -4.50 D. What will their focal length be? Express your answer in cm. -2.22
You hold a magnifying glass up to a flower. The magnifying glass has a focal length...
You hold a magnifying glass up to a flower. The magnifying glass has a focal length of 6.0 cm and you hold the flower 4.0 cm from the glass. What is the distance from the glass that you see the image? What is the magnification? Use a scaled ray tracing diagram! Focal point Virtual image Object
A doctor examines a mole with a 15.6 cm focal length magnifying glass held 11.7 cm...
A doctor examines a mole with a 15.6 cm focal length magnifying glass held 11.7 cm from the mole. (a) How far is the image from the lens? Can you write the thin lens equation which gives a relationship between the focal length of a lens, the object distance, and the image distance? If the image distance is negative, what can you conclude about the image? cm Is the image real or virtual? realvirtual (b) What is its magnification? (c)...
A doctor examines a mole with a 16.5 cm focal length magnifying glass held 11.4 cm...
A doctor examines a mole with a 16.5 cm focal length magnifying glass held 11.4 cm from the mole. (a) How far is the image from the lens? -0.37 x cm Is the image real or virtual? Oreal virtual (b) What is its magnification? 10 (c) How big is the image of a 5.00 mm diameter mole? 50 X mm
A doctor examines a mole with a 16.5 cm focal length magnifying glass held 11.5 cm...
A doctor examines a mole with a 16.5 cm focal length magnifying glass held 11.5 cm from the mole. (a) How far is the image from the lens? cm Is the image real or virtual? virtualreal (b) What is its magnification? ✕ (c) How big is the image of a 5.00 mm diameter mole? mm
A doctor examines a mole with a 16.8 cm focal length magnifying glass held 11.1 cm...
A doctor examines a mole with a 16.8 cm focal length magnifying glass held 11.1 cm from the mole. (a) How far is the image from the lens? cm Is the image real or virtual? real virtual b) What is its magnification? (c) How big is the image of a 5.00 mm diameter mole? mm
A doctor examines a mole with a 17.4 cm focal length magnifying glass held 11.7 cm...
A doctor examines a mole with a 17.4 cm focal length magnifying glass held 11.7 cm from the mole. (a) How far is the image from the lens? -0.36 хст Is the image real or virtual? real virtual (b) What is its magnification? (c) How big is the image of a 5.00 mm diameter mole? mm
6. (a) The lens in a magnifying glass produces a magnification of +3.0 when held 5.0 cm from an object - in this case a rare coin. (i) (3 pts) What is the focal length of the lens? (ii) (3 pts) How far is the image of the coin from the lens? Is it real or virtual? (b) (4 pts) Identify the optical elements in the dashed boxes in the two diagrams below (i.e. diverging lens, converging lens, convex mirror,...
6. (a) The lens in a magnifying glass produces a magnification of +3.0 when held 5.0 cm from an object in this case a rare coin. 0 (3 pts) What is the focal length of the lens? (ii) (3 pts) How far is the image of the coin from the lens? Is it real or virtual? (b) (4 pts) Identify the optical elements in the dashed boxes in the two diagrams below (i.e, diverging lens, converging lens, convex mirror, concave...
6. (a) The lens in a magnifying glass produces a magnification of +3.0 when held 5.0 cm from an object - in this case a rare coin. (i) (3 pts) What is the focal length of the lens? (ii) (3 pts) How far is the image of the coin from the lens? Is it real or virtual? (b) (4 pts) Identify the optical elements in the dashed boxes in the two diagrams below (i.e. diverging lens, converging lens, convex mirror,...
What is the focal length of a magnifying glass that produces a magnification of 2.00 when held 8.00 cm from an object? Express your answer in cm. What is the focal length of a makeup mirror that has a power of 2.50 D? Express your answer in cm. 0.4 You note that your prescription for new eyeglasses is -4.50 D. What will their focal length be? Express your answer in cm. -2.22
You hold a magnifying glass up to a flower. The magnifying glass has a focal length of 6.0 cm and you hold the flower 4.0 cm from the glass. What is the distance from the glass that you see the image? What is the magnification? Use a scaled ray tracing diagram! Focal point Virtual image Object
A doctor examines a mole with a 16.5 cm focal length magnifying glass held 11.4 cm from the mole. (a) How far is the image from the lens? -0.37 x cm Is the image real or virtual? Oreal virtual (b) What is its magnification? 10 (c) How big is the image of a 5.00 mm diameter mole? 50 X mm
A doctor examines a mole with a 17.4 cm focal length magnifying glass held 11.7 cm from the mole. (a) How far is the image from the lens? -0.36 хст Is the image real or virtual? real virtual (b) What is its magnification? (c) How big is the image of a 5.00 mm diameter mole? mm
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