Resistor Online IGCSE Phyics Class

Resistor is a device that limits the flow of the current.  The most commonly used film resistors can be divided into types according to the materials used: carbon-film, metal-alloy and metal-oxide.  Discuss the use of  Varistor LDR / Photoresistor Thermistor   Varistor Varistor stands for “variable resistor” and is an electronic component. It is used to […]