An object which is 3cm high is placed vertically 10cm in ...
An object which is 3cm high is placed vertically 10cm in front of a concave mirror. If this object produces an image 40cm from the mirror, the height of the image is
0.75cm
4.00cm
8.00cm
12.00cm
Correct answer is D
object heightimage height = object distanceimage distance
3image height = 1040
Image height = 12cm