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Propagation of an Electromagnetic Wave
Electromagnetic waves are waves that can travel by the vacuum of outer space. Mechanical waves, not like electromagnetic waves, need the presence of a material medium within order to transport their energy from one location to another. Sound waves are examples of mechanical waves although light waves are instance of electromagnetic waves.
working principle of a prism
What are polar molecules Polar molecules - molecules having of two or more atoms that are neutral but have a charge which is not distributed uniformly.
working model
A 20 Ω non-reactive resistor is connected in series with a coil of inductance 80mH and negligible resistance. The combined circuit is connected to a 200V, 50Hz supply. Calcula
The speed at which a wave propagates down a string is 300 meters per second. If the frequency of this wave is 150 Hertz, what is the wavelength of this wave? Ans: The wavel
formula to get vi if the givens are distance and acceleration
Write the symbol sad truth table of an AND gate define how this gate is realised in practice by using two diodes.
a detailed assignment
With the help of a bb diagram, define the principle of an optical communication system. Give its two advantages over cable communication system
Electrostatics – Two kinds of Charges Introduction: If a glass rod is rubbed with silk cloth it acquires a positive charge, while silk cloth acquires an equal amo
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