PLEASE HELP THIS IS EASY ILL GIVE BRAINLIST :) look at the photo

Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane

Which process is represented by the pv diagram? a. the isobaric process b. the isovolumetric process c. the isothermal process d. the adiabatic process

What is the most useful equation for electric power?