To Study RC time constant during chargin and discharginf o capacitor, with built in sabilized power supply, workable on 220 volt AC, three differenct resistances and capacitors are mounted with separate terminals for different graphs, provided with DC Voltmeter & Milliammeter
Experimental Training Board has been designed specifically to study the behavior of the Reactive Elements and Time Dependent Network Analysis. Practical experience on this board carries great educative value for Science and Engineering Students. Object: 01. To study Charging & Discharging of a Condenser. 02. To Calibrate D.C. meter for A.C. voltage measurements. 03. To construct the vector (phasor) diagram for series L-R circuit and to calculate the power factor and "Q" at 50 Hz. 04. To study series LCR resonance circuit and its "Q". 05. To study series L-C resonance circuit and from it to find out the true value of "L". 06. To study series C-R circuit. 07. To study different types of filters. 08. To study the parallel R-C resonance circuit. 09. To study the parallel L-C resonance circuit and to find its "Q". 10. To verify circuit laws. 11. To find out the impedance and reactance of LCR reactive elements and to plot their reactance curves. 12. To plot "LISSAGOUS" figures. Features: The board consists of the following built-in parts: 01. Mains Transformer having secondary tappings of 10V, 20V, 30V, 40V, 50VA.C. at 500mA. 02. D.C. Voltmeter, 65mm rectangular dial with switch selectable ranges of 10V, 20V, 30V, 40V and 50V. 03. Four Rectifier diodes. 04. SPDT switch. 05. Potentiometer and adequate no. of other electronic components. 06. Mains ON/OFF switch, Fuse and Jewel light. * The unit is operative on 230V ±10% at 50Hz A.C. Mains. * Adequate no. of patch cords stackable from rear both ends 4mm spring loaded plug length ½ metre. * Good quality, reliable terminal/sockets are provided at appropriate places on panel for connections & observation of waveforms. * Strongly supported by detailed Operating Instructions, giving details of Object, Theory, Design procedures, Report Suggestions and Book References.
number,Name ,Quantity,instructions 1,Double layer reactor 20L,one,GG17Borosilicate glass 2,Stirring motor,one,Speed 0-780rpm 3,Frequency control,one,No classless ajustable speed £¬digital speed display(digital display temp) 4,Five mouth kettle,one,Euipped with the reactor body£¬condensor(backflow and condensor)¡¢feeding funnel, Thermometer tube,valve for lower the temp,stirring mouth;and can equip the solid charging port according to the customer needs 5,PTFE sealing,One set,Supply high vacuum environment 6,Frame of the reactor,one,Support the reactor,304 7,condensor,one,Condensation and distillation(backflow) 8,PTFE discharging valve,one,Can be discharged 9,Thermometer tube,one,For contain the thermometer 10,Feeding funnel,one,For dropping of the liquid 11,PTFE stirring rod,one,PTFE,with the liner stainless steel 12,Distillation and condensation pipe,one,Use to connect the kettle cover and condensor,separation,concentration 13,Release valve,one,Use to release air and fill the nitrogen 14,Vacuum table,one,Measuring the vacuum degree of the reactor 15,Bracket of the reaction body and cover,one,Aluminum alloy 16,Tray of the kettle body,one,Aluminum alloy 17,Hex wrench ,one,Adjust the frame 18,Universal joint,one,one. wooden cases or carton
