Steps to perform experiment

Step 1: Make connections as per the instructions given below.

(a) 1-23, 2-24
(b) 3-25, 4-26
(c) 5-25, 6-9, 6-10, 7-18
(d) 8-11
(e) 11-13 , 13-15, 12-17
(f) 18-20, 14-19, 16-21
(g) 20-22, 26-7

Note: Click on the label to delete connection for the corresponding node.

Step 2: Now, Check the connections by clicking on ‘CHECK’ button.
Step 3: If the connections are ‘Invalid connections’ click on corresponding node to remove the connection,And if the connections are ‘Right Connections’ then follow the below steps.
Step 4: Turn on the MCB.
Step 5: Switch on the variac by clicking on the button.
Step 6: Click on the variac knob to set the voltage at 220V.
Step 7:Now, Click on ‘ADD’ button to add the readings in the observation table.
Step 8: In Calculations section, We have to manually calculate the values by using the formula and verify it with the help of 'Verify' button.