Armature What is an Armature? In an electrical machine, an armature can be defined as a component generating power where...
Inductor What is Inductor? There is an emf induced in it if a time-varying current flows through a coil. The...
What is a Thermistor? A thermistor is defined as a type of resistor whose electrical resistance varies with temperature changes....
Diode What is a Diode? A diode is defined as an electronic two-terminal component that conducts current in one direction...
What is a rheostat? A rheostat is a variable resistor that is used for current control. They can vary the...
Logic gates Logic gates are the key elements of any digital system. It is an electronic circuit with one or...
SCADA SCADA stands for supervisory control and data acquisition. It is a kind of process control software application program. SCADA...
Transformers Electrical transformers are machines that transfer electricity from one circuit to another with varying voltage level, but with no...
Potentiometer What is a Potentiometer? A potentiometer is defined as a 3 terminal variable resistor in which the resistance is...
Valence electrons Valence electrons are the electrons found in outermost shell surrounding an atomic nucleus. Valence electrons are important because...
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This website contains free electrical study material which is written by well experienced lecture of different institute and well experienced engineer from different fields. This site cover from basic to advance electrical topics.Latest Posts
Armature – Definition, Components, Working, Applications
Armature What is an Armature? In an electrical machine, an...
Inductor – Working, Types,Measuring
Inductor What is Inductor? There is an emf induced in it if...
Thermistor – Uses, Working, Types, Characteristics
What is a Thermistor? A thermistor is defined as a type of...