`{:(,"Column I",,"Column II"),((a),"Electric Generator",(p),"Electric to Mechanical"),((b),"Electric Motor",(q),"Electric to Heat"),((c),"Burning",(r),"Mechanical to Electric"),((d),"Hair dryer",(s),"Chemical to Heat"):}`

{:(,"Column I",,"Column II"),((a),"Electric drill",(p),"Heat to Mechanical"),((b),"Steam engine",(q),"Sound to Electrical"),((c),"Photosynthesis",(r),"Electrical to Mechanical"),((d),"Microphone",(s),"Light to Chemical"):}

Electric motor and Electric generator .

In the figure shown P is a point on the surface of an imaginary sphere. {:(,"Column-I",,,"Column-II"),((A),"Electric field at point P",,(p),"due to "q_(1) "only"),((B),"Electric flux through a small area at P",,(q),"due to "q_(2)"only"),((C),"Electric flux through whole sphere",,(r),"due to both "q_(1) and q_(2)):}

An electric motor converts mechanical energy into electric energy.

Electric generator converts electric energy into mechanical energy. State true/ false