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basic 1 min read
Photo Resistor
Photo means light. In this resistor, the resistance varies with light. As light increases resistance decreases and vice versa. This…
basic 1 min read
Thermistor
Thermal means temperature. In this resistor, the resistance varies with temperature. If heat increases, the resistance decreases and vice versa.…
basic 1 min read
Non- linear Resistors
There are many types of resistors according to the type of material used, the manufacturing procedure and their applications. The…
basic 2 min read
Resistors in Parallel
Let us observe what happens, when few resistors are connected in Parallel. Let us consider three resistors with different values,…
basic 2 min read
Circuit Connections in Resistors
A Resistor when connected in a circuit, that connection can be either series or parallel. Let us now know what…
basic 2 min read
Resistors Important Terms
There are a few terms which we need to discuss before going into the type of resistors we have. One…
basic 2 min read
Resistors Colour Coding
A process called colour coding is used to determine the value of resistance for a resistor, just as shown in the above…
basic 2 min read
Types of Currents
Coming to the types of currents in semiconductors, there are two terms need to be discussed. They are Diffusion Current and Drift Current.…
basic 2 min read
Hall Effect
Hall Effect was named after Edwin Hall, its discoverer. This is somewhat similar to Fleming’s right hand rule. When a current…
Featured 2 min read
Semiconductor Nanowires Could Double the Efficiency of Si Solar Cells
A research group at the Norwegian University of Science and Technology (NTNU) has conceived of a new way to use semiconductor nanowires…
