What is the cartesian sign convention used for spherical mirrors ?

What are the Cartesian sign convention?

Explain the sign conventions for reflection by spherical mirrors

What is the sign convention used for workdone in case of system and its environment?

What is the direction of conventional current ?

Answer the following questions : State the cartesian sign convention for refraction of light ( image formation ) by a lens .

According to Cartesian sign convention, in ray optics

What sign conventions are used for reflection from a spherical mirror?

What is the sign convention used for energy transfer between the system and its environment?

What is a mirror?

Answer the following questions: What is meant by magnification produced by a spherical mirror? State the formulae for it.