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  Transformer  Transformer A Transformer may be a static electrical machine which transfers AC wattage from one circuit to the alternative circuit at the constant frequency, but the voltage level is altered meaning voltage is also increased or decreased in step with the requirement.  It...

       Communication systemCommunicationCommunication is that the process of transfer of data from sender to receiver.The transmitter converts the knowledge into signals suitable for the channel . Fig. Communication system              While the signals...

                 Mobile communicationMobile communication is the utilization of innovation that permits us to speak with others in various areas without the utilization of any actual association (wire or link). Mobile communication makes our life simpler, and it spares time...

                              Cyber securityDefinition - This is a kind of security that is used for systems connected to the Internet. It also serves to protect hardware, software and data from cyber crime.   Both cyber security...

                   Artificial IntelligenceWhat is Artificial Intelligence?In the simplest terms, artificial intelligence means developing the ability to think and make decisions in a machine. Artificial intelligence is considered the most advanced form of computer...

       Electricity,electrons and type of           conductor What Is ElectricityThe flow of electrons in the conducting material is called current. Its flow cannot be seen, only its effect can be felt! According to this, the current in a clever wire flows only when the...

 Wireless local area network (WLAN)It is a computer network that link or connect two or more devices using wireless communication. It is mainly use in office,school,campus and other places.We call it wireless local area network. This network is useful in communicating without any connection. This network also...

Current Electricity Electric Current (इलेक्ट्रिक करंट) जब किसी conductor में charge एक स्थान से किसी अन्य स्थान को प्रवाहित होता है तो इस प्रभाव को Electric Current कहते हैं !  Electric Current की दिशा ऋण आवेशित इलेक्ट्रॉन की दिशा के विपरीत होती है ! Electric Current अदिश राशि है जिसका मात्रक एंपियर है क्योंकि 1...

BJT - Bipolar Junction Transistor           1. It is a current controlled device 2. Low input resistance device 3. Higher power dissipation when compared to FET 4. Bipolar device 5. Current is carried by both majority and minority carrier  6. Noisy device 7. Leakage...