Q. An object of height 5 cm is placed at 30 cm from a concave mirror of focal lenght 15 cm.Which one is true?

1. virtual inverted image will be formed at 10 cm and will be of diminished size then object
2. A real erect image will be formed at 30 cm and will be of same size as object
3. A real inverted image will be formed at 30 cm and will be of same size as object
4. none of this