Sensor
How to make Wheatstone bridge based light controller?
Let us make light intensity controller based on ambient light available. Circuit is s…
Transistor
What is MOSFET and how it works?
MOSFET MOSFET is acronym of “ Metal Oxide Semiconductor Field Effect Transistor ”. It is a transistor which uses Silicon Dioxide and an elec…
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Transistor
What is Transistor (BJT) and how it works?
Transistor word is combination of two words i.e. Tran sfer and Re sistor , means it is a component which can transfer signal from lower resistan…
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Magnetic Field
How Speaker & Microphone works?
Speaker is a transducer which can convert electrical energy into sound energy. We learned in previous post of DC motor about “Fleming's L…
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Motor
What is Brushless & Geared Motor?
1: 1 Gear Today we will learn about some types of motor available in market and are used at different places. In last post we learnt ab…
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Motor
How DC Motor works?
Let us discuss about DC motors which are the most integral part of any moving machine starting from toys to robotic models. This topic may exten…
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Semiconductor
What is LDR & Photo Diode?
LDR & Photo Diode We have discussed about sensors in the first post while going through some basic science concepts. Let us today l…
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