DESIGN AND CONSTRUCTION OF AUTOMATIC HAND DRYER WITH TEMPERATURE DISPLAY
ABSTRACT This project work deals on the design and implementation of an automatic hand-dryer with display capable of drying up a wet hand inserted under its vent and goes off automatically as soon as the ands are removed.  The system also incorporates a decimal counting unit that displays the temperature of the blown out air in 0C.  This system is configured using an optp-coupler realized with cadmium-sulphide photocell (c.d.s) at the input.  The output ...
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