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TeachMeFinance.com - explain Incandescent lamp Incandescent lamp The term 'Incandescent lamp' as it applies to the area of energy can be defined as ' A glass enclosure in which light is produced when a tungsten filament is electrically heated so that it glows. Much of the energy is converted into heat; therefore, this class of lamp is a relatively inefficient source of light. Included in this category are the familiar screw-in light bulbs, as well as some what more efficient lamps, such as tungsten halogen lamps, reflector or r-lamps, parabolic aluminized reflector (PAR) lamps, and ellipsoidal reflector(ER) lamps'. Previous 5 Terms: In vivo Inactive capacity (inactive storage) Inactive Storage Capacity Inadvertent power exchange Inappropriate Utilization Next 5 Terms: Incandescent light bulbs, including regular or energy-efficient light bulbs- incarnadine Incentive payments Incentives Demand-Side Management (DSM) program assistance Inch-Degrees About the author Mark McCracken Author: Mark McCracken is a corporate trainer and author living in Higashi Osaka, Japan. He is the author of thousands of online articles as well as the Business English textbook, "25 Business Skills in English". Copyright © 2005-2011 by Mark McCracken, All Rights Reserved. TeachMeFinance.com is an informational website, and should not be used as a substitute for professional medical, legal or financial advice. Information presented at TeachMeFinance.com is provided on an "AS-IS" basis. Please read the disclaimer for details.