Find the distance of object from a concave mirror of focal length 10 cm so that image size is four times the size of the object.
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- A 1.5 cm tall object is placed 3 cm away from a mirror with focal length 8 cm. Calculate the height of the image in centimeters.A convergent lens of focal length 19 cm gives a real image that is 3.1 times larger than the object. Calculate the distance between the object and the lens, in centimeters.A convex mirror has a focal length of -21 cm. Find the magnification produced by the mirror when the object distance is (a)6 cm and (b)15 cm.
- At what distance from a concave mirror with a 32 cm focal length should an object be placed so that its image is the same distance from the mirror as the object?A convex mirror has a focal length of -26 cm. Find the magnification produced by the mirror when the object distance is (a)5 cm and (b)20 cm.A meter stick lies along the optical axis of a convex mirror of focal length 40 cm, with its nearer end 60 cm from the mirror surface. How long is the image of the meter stick?
- A convex lens has a focal length of 13 cm. A candle with a height of 7 cm is 7 cm away from the lens. Find the location of the image. If the image is real give a positive answer and a virtual image should be a negative answer.An object of 2 cm tall is placed 1cm in front of a convex mirror of focal length of 2 cm. (a) Use ray tracing to find the image. (b) Use the mirror equation to find the image distance and compare it to your ray tracing and find the percentage error.A 4.00-cm tall light bulb is placed a distance of 45.7 cm from a concave mirror having a focal length of 15.2 cm. Determine the image distance and the image size.
- The image of an object is 12.7 cm behind a convex mirror when the object is far from the mirror. Determine the absolute value of the distance from the mirror to the image when the object is placed 3.0 cm in front of the mirror.Need help :.A concave mirror of focal length 44 cm produces an image whose distance from the mirror is one-third the object distance. Determine the (positive) image distance in cm. (hint: find object distance first)A dentist uses a mirror to examine a tooth. The tooth is 1.14 cm in front of the mirror, and the image is formed 12.7 cm behind the mirror. Determine the mirror's radius of curvature.