Thermistor – Uses, Working, Types, Characteristics
What is a Thermistor? A thermistor is defined as a type of resistor whose electrical resistance varies with temperature changes....
Rheostat – Definition, Working, Construction, Types, Uses
What is a rheostat? A rheostat is a variable resistor that is used for current control. They can vary the...
Resistor Colour Code
Georg Simon Ohm has found the nature of electrically conductive materials to oppose the flow of electrical current through them...
Ohm’s Law – Definition, Formula, Applications
Ohm's Law- The relationship between Voltage, Current and Resistance was first discovered by the German physicist Georg Ohm in any...
Measurement of earth resistance by fall of potential method
On these factors the resistance of earthing system are depends- Shape and material of electrode or electrodes used.Depth in the...
Measurement of resistance
Measurement of resistance- Properties of resistance plays an important role in determining performance specification for various circuit elements including coil,...