A 2.0 cm tall object is placed 15 cm in front of a concave mirror of focal length 10 cm. What is the size and nature of the image
Text Solution
Verified by ExpertsThe correct answer is:
A
According to New Cartesian sign convention,
Object distance 
Focal length of a concave lens, 
Height of the object 
According to mirror formula, 
This image is formed 30 cm from the mirror on the same side of the object. It is real image.
Magnification of the mirror, 
Negative sign shows that image is inverted.
The image is real, inverted, of size 4 cm at a distance 30 cm in front of the mirror.
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