In driving a car which type of mirror would you like to use for observing traffic at your back?

Which one of the following is not true about the image formed by a plane mirror?

A point object is placed at the centre of curvature of a spherical concave mirror. Which one among the following would be the correct location of image formed ?

What type of lens is used in magnifying glass?

Which one among the following is used in a simple microscope ?

The mirror, which is used in searchlights, is –