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Potential difference and resistance
For a continuous current to flow between two points in a circuit a potential difference…
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An introduction to electric circuits
Standard symbols for electrical components Symbols are used for components in electrical circuit diagrams and…
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Electrical potential and e.m.f.
The unit of electric potential is the volt (V) where one volt is one joule…
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Units associated with basic electrical quantities
SI units The system of units used in engineering and science is the Systeme Inter-…
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Multiplexers
Overview A multiplexer is a device that brings the concept of a rotary switch in…
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Multiple-bit adders
Ripple carry adder It is possible to create a logical circuit using multiple full adders…
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Clock – Controlled Flip Flops
D flip-flop The D flip-flop is the edge-triggered variant of the transparent latch. On the…
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Gated Flip Flop
Gated SR latch In some situations it may be desirable to dictate when the latch…