The sign convention for electrical work is

Write the sign conventions for spherical mirrors.

Write the sign conventions for spherical mirrors.

What are the sign conventions, for heat and work ?

Give the sign convention of electric current.

Explain the sign conventions for reflection by spherical mirrors

An ideal gas enclosed in a cylinder fitted with a frictionless and weightless piston, pushes it outside. What would be the sign convention for the work ?

An ideal gas enclosed in a cylinder fitted with a frictionless and weightless piston, pushes it outside. What would be the sign convention for the work ?

An ideal gas enclosed in a cylinder fitted with a frictionless and weightless piston, pushes it outside. What would be the sign convention for the work ?

What are the Cartesian sign conventions for a spherical mirror?