Projectors
When we go to the cinemas and experience the big screen and its big characters, have you ever wondered how the pictures on the screen are made? Well, as you…
Drone or Spacecraft
Drone In aviation and space, a drone refers to an unwritten plane or spacecraft. Another word for this is "unmanned aerial vehicle" or UAV. On Earth, drones are often used…
Why Graphene batteries are better than Lithium ion batteries
Graphene-based batteries are by and large effectively considered for an assortment of business applications. The enhanced execution and life cycle benefits when creating graphene-based batteries over traditional metal-particle batteries are…
A very important light source in daily life is LED(Light emitting diode)
A very important light source in daily life is LED(Light emitting diode). A light emitting diode is an important light source in daily life. We can easily be seen it…
Electronics short questions
Electronics Very short answer questions (1 Mark) Write the relation between number density of holes and number density of free electrons in an intrinsic semiconductor. Write the value of resistance…
Wireless Electricity (Tesla Coil)
Materials required: Enamelled copper wire 35 SWG Enamelled copper wire 25 SWG Transistor 2N2222A or PN2222A Resistor 22K LED Battery 9V Switch (Slider type) Card Board Transparent Tape Connecting wires…
Reading resistor color codes
Electronic color code How to read electronic color codes written on resistors The electronic code is employed to point the values or ratings of electronic elements, like resistors, capacitors, inductors,…
Reading Capacitor Codes
Reading Capacitor codes Let's learn about reading capacitor codes! Units of Capacitance: The base unit of capacitance is the farad (F). This value is very large for ordinary circuits, so smaller…