Acertain steam turbine is designed to be used as both a power generator and a pump. when used as a generator, the turbine provides enough power to do 3* 10^10 j of work in 1 min. what is the power output of the turbine?

Which of the following is part of the explanation or description of electromagnetic waves? (select all that apply) a. electrically charged molecules in a medium transfer their energy to nearby electrically charged molecules. b. a changing electric field causes a changing magnetic field. c. magnetic molecules in a medium transfer their energy to nearby magnetic molecules. d. a changing magnetic field causes a changing electric field.