An object is placed 20.0 cm in front of a convex spherical mirror with radius of

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An object is placed 20.0 cm in front of a convex spherical mirror with radius of curvature 60.0 cm. Which one of the following phrases best describes the image? Question 15 options: 1) real and located 17 cm from the mirror 2) real and located 12 cm from the mirror 3) virtual and located 17 cm from the mirror 4) virtual and located at infinity 5) virtual and located 12 cm from the mirror


An object with a height of 3.0-cm is placed 8.0 cm in front of a mirror. The virtual image is 4.0 cm further from the mirror when the mirror is concave than when it is planar. 1) 3.0 2) 4.5 3) 2.0 4) 0.5 5) 1.5 An object is placed 20.0 cm in front of a convex spherical mirror with radius of curvature 60.0 cm. Which one of the following phrases best describes the image? An object is placed 20.0 cm in front of a convex spherical mirror with radius of curvature 60.0 cm. Which one of the following phrases best describes the image? 1) real and located 17 cm from the mirror 2) real and located 12 cm from the mirror 3) virtual and located 17 cm from the mirror 4) virtual and located at infinity 5) virtual and located 12 cm from the mirror
1) real and located 17 cm from the mirror 2) real and located 12 cm from the mirror 3) virtual and located 17 cm from the mirror 4) virtual and located at infinity 5) virtual and located 12 cm from the mirror

An object with a height of 3.0-cm is placed 8.0 cm in front of a mirror. The virtual image is 4.0 cm further from the mirror when the mirror is concave than when it is planar. 1) 3.0 2) 4.5 3) 2.0 4) 0.5 5) 1.5 1) 3.0 2) 4.5 3) 2.0 4) 0.5 5) 1.5 1) real and located 17 cm from the mirror 2) real and located 12 cm from the mirror 3) virtual and located 17 cm from the mirror 4) virtual and located at infinity 5) virtual and located 12 cm from the mirror

Explanation / Answer

1)1/30=1/v-1/20

v=12 cm so virtual

ans is 5) virtual and located 12 cm from the mirror

2)v=8+4=12

so magnification=12/8=1.5

so ans is 5) 1.5

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