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- Transistors:
The first transistor of the world was invented in 1947 and its size was only 4 inches.
Posted By: Abdul Basit On: Saturday, September 06, 2008 - D.C Generator:
A device which gives unidirectional and a practically constant current is called D.C Generator.
Posted By: Wasiq Ansari On: Wednesday, August 27, 2008 - Transformer:
A device which produces a voltage difference between the terminals by changing flux through the coil is called Transformer.
Posted By: Wasiq Ansari On: Wednesday, August 27, 2008 - Mercury Thermometer:
The highest temperature which can be recorded by mercury thermometer is 356 Degree C.
Posted By: Wasiq Ansari On: Wednesday, August 27, 2008 - Demonstrations of Wave Nature:
The first clear demonstrations of the wave nature of light was provided by Thomas Young.
Posted By: Wasiq Ansari On: Wednesday, August 27, 2008 - Speed of Light:
According to Electromagnetic theory, the speed of light is approximately 3x10^8 m/s.
Posted By: Wasiq Ansari On: Wednesday, August 27, 2008 - Electric Flux through any Surface:
The Electric Flux through any surface depends upon Area of the Surface, Direction of the Surface relative to the field a the Intensity of the Electric Field.
Posted By: Farhan On: Sunday, August 24, 2008 - Electric Field Intensity:
Electric Field Intensity is a vector quantity, its direction is along the Direction of Field's Force.
Posted By: Farhan On: Sunday, August 24, 2008 - Electric Field Theory:
The concept of Electric Field Theory was introduced by Michael Faraday.
Posted By: Farhan On: Sunday, August 24, 2008 - Insulators:
Those material objects which do not allow charge to pass through them are called Insulators.
Posted By: Farhan On: Sunday, August 24, 2008