Heat Transfer through Composite Walls
                
                
                 
                  Technical Details
                  
                      
                        | Parameter | 
                        Details | 
                      
                      
                        | Slab size : | 
                        M.S - 300mm x 25mm thick 2nos. Press Wood - 300 mm x 12 mm thick 2nos. Bakelite - 300 mm x 19 mm thick 2nos | 
                      
                      
                        | Nichrome heater of suitable capacity. Control Panel comprising of – | 
                         I) Voltmeter 0 - 200 volts Ammeter 0-2 amps
                            Dimmerstat 0-230V, 2amps
                         | 
                      
                      
                        | Digital temperature indicator | 
                        r 0-200°C with 0.10C least count using chromel alumel thermocouples cold provided with cold junction compensation.  | 
                      
                      
                        | - | 
                        Wooden cabinet of suitable size to accommodate the slab assembly with hand screw press. | 
                      
                    
                 
                
                  
Range Of Experiment
                  To find out total Thermal conductivity and total thermal resistance of composite walls.
                  Study of variation of emissivity