Concave mirror Object distance (in cm) Focal length (in cm) 1 10 152 20 103 30 20(i) Out of the three, in which case will the mirror form the image which has the same size as the object?(ii) Which mirror is being used as a shaving mirror?(iii) Draw the ray diagram for part (i).

Concave mirror Object distance (in cm) Focal length (in cm) 1 10 152

1.	Concave mirror Object distance (in cm) Focal length (in cm) 1 10 152 20 103 30 20(i) Out of the three, in which case will the mirror form the image which has the same size as the object?(ii) Which mirror is being used as a shaving mirror?(iii) Draw the ray diagram for part (i).
Answer» i) 2 II) plane mirror EXPLANATION: i) FOCAL length is half of radius of curvature ii) we NEED EXACT image to shave

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Concave mirror Object distance (in cm) Focal length (in cm) 1 10 152 20 103 30 20(i) Out of the three, in which case will the mirror form the image which has the same size as the object?(ii) Which mirror is being used as a shaving mirror?(iii) Draw the ray diagram for part (i).​

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Concave mirror Object distance (in cm) Focal length (in cm) 1 10 152 20 103 30 20(i) Out of the three, in which case will the mirror form the image which has the same size as the object?(ii) Which mirror is being used as a shaving mirror?(iii) Draw the ray diagram for part (i).