the difference between the pictorial diagram and schematic diagram is that the pictorial diagram shows the external appearance of the circuit.while the schematic diagram shows only the electrical symbol of the circuit..

"Examples of schematic diagram of the real number system?"

what is schematic diagram of real numbers and the definition of each term..?

what are the 3 kinds of electonic diagrams ..the three kinds are layout or block diagram, schematic diagram and pictorial diagram

Nothing is utilized in a schematic diagram, a schematic diagram is just a representation of something at a conceptual level. Only the actual thing, in this case an electronic circuit, utilizes anything.