Draw the following using symbols : (ii) Closed circuit

Draw the following using symbols : (iii) Series circuit

Draw the following using symbols : (i) Open circuit

Draw the following using symbols : (iv) Parallel circuit

Identify the following symbols used in pedigree charts and give its explanatin:

Identify the following symbols used in pedigree charts and give its explanatin:

Identify the following symbols used in pedigree charts and give its explanatin:

Identify the following symbols used in pedigree charts and give its explanatin:

Identify the following symbols used in pedigree charts and give its explanatin:

Four light bulbs P, Q, R, S are connected in a circuit of unknown arrangement. When each bulb is removed one at a time and replaced, the following behavior is observed. Draw the circuit diagram for these bulbs.