Heat is transferred from an electric bulb mainly by Heat Transfer Mcqs November 22, 2019 BILAL KHATTAK0 A.Conduction B.Convection C.Convection and conduction D.Radiation E.Conduction, convection and radiation. Related Mcqs: In air prelieater for boiler heat is least transferred by Heat is transferred from an insulated pipe to the surrounding still air mainly by In an engine radiator, heat is transferred by Heat is transferred from an insulated steam pipe to the surrounding still air by Most of the heat generated in I.C. engines is transferred to surrounding medium by Heat transferred outward from the surface of the moon can take place by __________. The overall co-efficients of heat transfer is used in the problems of Transmission of heat by molecular collision is Grashoff number has significant role in heat transfer by The heat of sum reaches to us according to