Core Examination 50 Questions With Complete Solution
Core Examination 50 Questions With Complete Solution The material that is used over roof beams or rafters as a base for the roofing is called: A. flashing B. sheathing C. fascia D. baseboard - B. Sheathing If one end of a copper tube is heating, the other end will soon become very hot also. The heat moves from one end to the other by: A. conduction B. convection C. air movement within the tube D. wave energy - A. conduction Before beginning any electrical checkout procedure, what steps must always be taken after the equipment disconnect or circuit breaker has been turned off? A. Ensure you are always properly grounded B. Check for the presence of voltage
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core examination 50 questions with complete soluti