Observe the diagram and answer the questions below.
What change will happen to the circuit when `S_3` is switched on ?

Observe the diagram and answer the questions: Identify A and B. .

Observe the diagram and answer the questions. What does the diagram represents?

Observe the diagram and answer the questions below. Which bulbs will glow when S_1 is switched on ?

Observe the diagram and answer the questions: Write the function of B.. .

Observe the diagram and answer the questions below. Which bulbs will low when S_1 and S_2 are switched on ?

Observe the diagram and answer the questions below. Calculate the amperage of the fuse to be used in the circuit.

Observe the diagram and answer the following question. Name the area labelled here.

Observe the diagram and answer the questions. Identify the labelled parts a, b, c, d.

Observe the diagram and answer the questions below. Describe short circuit and overloading with the help of the given circuit.