For a concave mirror, when the object is at the centre of curvature, the place and nature of the image formed is :

1. at focus, real, inverted
2. at focus, virtual, inverted
3. at centre of curvature, real, inverted, diminished
4. at centre of curvature, real, same size as that of the object

For a concave mirror, when the object is at focus, the size of the image formed is:

1. magnified
2. highly magnified
3. diminished
4. of the same size

For a convex mirror, when the object is in front of the mirror, the image formed is :

1. real, upright and magnified
2. real, inverted and diminished
3. virtual, upright and magnified
4. virtual, upright and diminished

For a spherical mirror, the focal length is …………… its radius of curvature.

1. equal to
2. half of
3. twice of
4. one-third of