An object is placed 30.0 cm from a convex spherical mirrorwith radius of curvatu
ID: 1754431 • Letter: A
Question
An object is placed 30.0 cm from a convex spherical mirrorwith radius of curvature 40.0 cm. Which one of the followingphrases best describes the image?a. real and located 12 cm from themirror
b. virtual and located 12 cm from themirror
c. real and located 17 cm from themirror
d. virtual and located atinfinity
e. virtual and located 17 cm from the mirror An object is placed 30.0 cm from a convex spherical mirrorwith radius of curvature 40.0 cm. Which one of the followingphrases best describes the image? real and located 12 cm from themirror virtual and located 12 cm from themirror real and located 17 cm from themirror virtual and located atinfinity virtual and located 17 cm from the mirror
Explanation / Answer
f = -20 cm
do=30 cm
1/f = 1/do + 1/di
di = -12 cm
it is negative image is virtual and located 12 cm from the mirror. (b)
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