1.85-m-tall person stands 8.50 m in front of a large, concave spherical mirror having a radius of curvature of 4.00m. (a) Determine the mirror's focal length (in m). (b) Determine the image distance (in m). (c) Determine the magnification.

A concave spherical mirror has a radius of curvature of magnitude 19.0 cm. (a) Find the location of the image for the following object distances. (If there is no image formed enter "NONE".) object distance (cm) image distance (cm) location 40.8 x Enter a number. 19.0 9.5 NONE (b) For each case, state whether the image is real or virtual. object distance (cm) real/virtual 40.8 19.0 9.5 40.8 19.0 (c) For each case, state whether the image is upright or inverted. object distance (cm) real/virtual 40.8 19.0 9.5 9.5 in front of the mirror in front of the mirror There is no image formed. real real There is no image formed. (d) Find the magnification in each case. (If there is no image formed enter "NONE".) object distance (cm) magnification inverted inverted There is no image formed. ✓X X Enter a number. Enter a number. NONE

An object 1.7 cm high is held 2.75 cm from a person’s cornea, and its reflected image is measured to be 0.171 cm high.  Part (a)  What is the magnification?   Part (b)  What is the image distance in cm?  Part (c)  Find the radius of curvature in cm of the convex mirror formed by the cornea.

A 1.75-m-tall person stands 8.70 m in front of a large, concave spherical mirror having a radius of curvature of 4.20 m. HINT (a) Determine the mirror's focal length (in m). 2.1 The quantities p, q, and f are all positive when they are located where the light is-in front of the mirror. m (b) Determine the image distance (in m). 0.361 (c) Determine the magnification. -0.041 (d) Is the image real or virtual? O real O virtual (e) Is the image upright or inverted? O upright O inverted

A virtual image is formed 21.0 cm from a concave mirror having a radius of curvature of 35.0 cm. (a) Find the position of the object. cm in front of the mirror(b) What is the magnification of the mirror?

A magician wishes to create the illusion of a2.74-m-tall elephant. He plans to do this by forming a virtual imageof a 50.0-cm-tall model elephant with the help of a spherical mirror.(a) Should the mirror be concave or convex? (b) If the model must beplaced 3.00 m from the mirror, what radius of curvature is needed?(c) How far from the mirror will the image be formed?

A magnifying glass has a focal length of 8.44 cm. (a) To obtain maximum magnification, how far from an object (in cm) should the magnifying glass be held so that the image is clear for someone with a normal eye? (Assume the near point of the eye is at -25.0 cm.) cm from the lens (b) What is the maximum angular magnification?

At an intersection of hospital hallways, a convex spherical mirror is mounted high on a wall to help people avoid collisions. The magnitude of the mirror's radius of curvature is 0.522 m. (a) Locate the image of a patient 10.4 m from the mirror. (Use the correct sign conventions.) cm (from the mirror) (b) Indicate whether the image is upright or inverted. c) Determine the magnification of the image.

An object is placed 17.6 cm away from a convex mirror with a focal length of magnitude 6.35 cm. (a) Is the sign of the focal length negative or positive? O negative positive (b) Find the image distance q. cm (c) Find the magnification.

A convex mirror has a focal length of magnitude 8.85 cm. (a) If the image is virtual, what is the object location for which the magnitude of the image distance is one third the magnitude of the object distance? (Enter distance in cm from the front of the mirror. If the image is real, enter NONE.) 11.8 Your response differs from the correct answer by more than 10%. Double check your calculations. cm (b) Find the magnification of the image. 0.33 State whether it is upright or inverted. upright inverted