Teaching AWES Army Public School TGT Mock Test 2024 General Science Physics Optics

An object of 1.2 cm height is placed 30 cm before a concave mirror of focal length of 20 cm to get a real image at a distance of 60 cm from the mirror. What is the height of the image formed?

1
−3.6 cm
2
−2.4 cm
3
1.2 cm
4
2.4 cm
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