Electric Circuit
Electric Circuit: Overview
This Topic covers sub-topics such as Electronic Components, Symbols Used in Circuit Diagrams, A Diode and Its Symbol, Ground Connection and Its Symbol, Galvanometer and Its Symbol and, Light Emitting Diode (LED) and Its Symbol
Important Questions on Electric Circuit
Electronic components are used for specified operations.

All electronic components can be represented by using certain symbols.

Which of the following is not an electronic component?

What are electronic components? Give some examples.

Galvanometer can detect the direction of flow of current in the circuit.




Choose the symbol of ground connection from the following.

Choose the electric component that serves as a reference point to measure the electric potential.

Grounding is used to provide protection to the electrical components.

What you mean by ground connection? Draw the symbol of ground connection.


LEDs can generate only a single light colour.





What you mean by LED? draw the symbol of it.

Given below is the circuit diagram of an electric circuit.
Here A and B represent:
